The Download Link includes the first part of this learderhead, get the second part of the leaderhead files here: 
http://www.civfanatics.net/downloads/civ3/civs/serbia02.zip
Civilization: Serbia
Bonuses: Religious and Agricultural (Militaristic)
Title and leader: Vožd Karadorde Petrovic
Best/shunned government: Monarchy and Communism
Agression: 03 (normal)
Cultural group: European
Noun: Serbs
Adjective: Serbian
Colors: Blue (Germans) and Dark Blue (Babylonians)
UU: Cetnik
Civilopedia entry: RACE_SERBIA
Cities:
Ras
Beograd
Niš
Priština
Kruševac
Kragujevac
Novi Sad
Kraljevo
Cacak
Užice
Obrenovac
Valjevo
Šabac
Loznica
Mladenovac
Kosovska Mitrovica
Pec
Arandelovac
Dubrovnik
Podgorica
Cetinje
Skadar
Sarajevo
Banja Luka
Mostar
Tuzla
Zenica
Knin
Vukovar
Skopje
Vršac
Zemun
Pancevo
Ðakovica
Gracanica
Gnjilane
Uroševac
Kacanik
Prizren
Negotin
Bor
Zajecar
Kladovo
Velika Plana
Požarevac
Smederovo
Stalac
Novi Pazar
Požega
Gornji Milanovac
Zvornik
Knjaževac
Aleksinac
Kotor
Herceg-Novi
Bar
Ulcinj
Šavnik
Žabljak
Nikšic
Stara Pazova
Indija
Ruma
Sremska Mitrovica
Šid
Sremski Karlovci
Backa Palanka
Temerin
Becej
Zrenjanin
Novi Becej
Pljevlja
Bijelo Polje
Rožaj
Ivangrad
Plav
Kolašin
Andrijevica
Vladicin Han
Vranje
Surdulica
Bosilegrad
Trgovište
Preševo
Podujevo
Vucitrn
Železnik
Kovin
Virpazar
Bela Crkva
Alibunar
Srpska Crnja
Kikinda
Srbobran
Vrbas
Kula
Crvenka
Odžaci
Apatin
Sombor
Military leaders:
Miloš Obilic
Knez Lazar Hrebeljanovic
Vojvoda Stevan Sindelic
Vojvoda Stepa Stepanovic
Ðeneral Draža Mihailovic
Scientific ones:
Nikola Tesla
Mihailo Pupin
Vuk Stefanovic Karadžic
Ruder Boškovic
Milutin Milankovic
Civilopedia:
Cetnik, the UU:
Replaces Guerilla and lies available after "nationalism". In Vanilla it replaces Rifleman and has one extra defensive point.
Icon
Attack
Forify
Default
Death
Run
Victory
http://www.civfanatics.net/downloads/civ3/civs/serbia02.zip
Civilization: Serbia
Bonuses: Religious and Agricultural (Militaristic)
Title and leader: Vožd Karadorde Petrovic
Best/shunned government: Monarchy and Communism
Agression: 03 (normal)
Cultural group: European
Noun: Serbs
Adjective: Serbian
Colors: Blue (Germans) and Dark Blue (Babylonians)
UU: Cetnik
Civilopedia entry: RACE_SERBIA
Cities:
Ras
Beograd
Niš
Priština
Kruševac
Kragujevac
Novi Sad
Kraljevo
Cacak
Užice
Obrenovac
Valjevo
Šabac
Loznica
Mladenovac
Kosovska Mitrovica
Pec
Arandelovac
Dubrovnik
Podgorica
Cetinje
Skadar
Sarajevo
Banja Luka
Mostar
Tuzla
Zenica
Knin
Vukovar
Skopje
Vršac
Zemun
Pancevo
Ðakovica
Gracanica
Gnjilane
Uroševac
Kacanik
Prizren
Negotin
Bor
Zajecar
Kladovo
Velika Plana
Požarevac
Smederovo
Stalac
Novi Pazar
Požega
Gornji Milanovac
Zvornik
Knjaževac
Aleksinac
Kotor
Herceg-Novi
Bar
Ulcinj
Šavnik
Žabljak
Nikšic
Stara Pazova
Indija
Ruma
Sremska Mitrovica
Šid
Sremski Karlovci
Backa Palanka
Temerin
Becej
Zrenjanin
Novi Becej
Pljevlja
Bijelo Polje
Rožaj
Ivangrad
Plav
Kolašin
Andrijevica
Vladicin Han
Vranje
Surdulica
Bosilegrad
Trgovište
Preševo
Podujevo
Vucitrn
Železnik
Kovin
Virpazar
Bela Crkva
Alibunar
Srpska Crnja
Kikinda
Srbobran
Vrbas
Kula
Crvenka
Odžaci
Apatin
Sombor
Military leaders:
Miloš Obilic
Knez Lazar Hrebeljanovic
Vojvoda Stevan Sindelic
Vojvoda Stepa Stepanovic
Ðeneral Draža Mihailovic
Scientific ones:
Nikola Tesla
Mihailo Pupin
Vuk Stefanovic Karadžic
Ruder Boškovic
Milutin Milankovic
Civilopedia:
Cetnik, the UU:
Replaces Guerilla and lies available after "nationalism". In Vanilla it replaces Rifleman and has one extra defensive point.
Icon
Attack
Forify
Default
Death
Run
Victory