Campbell, C. (1990). Politics and government in Europe today. San Diego: Harcourt Brace Jovanovich Publishers.
Chicago Stili AlıntıCampbell, Colin. Politics and Government in Europe Today. San Diego: Harcourt Brace Jovanovich Publishers, 1990.
MLA AlıntıCampbell, Colin. Politics and Government in Europe Today. San Diego: Harcourt Brace Jovanovich Publishers, 1990.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..