Campbell, C. (1990). Politics and government in Europe today. San Diego: Harcourt Brace Jovanovich Publishers.
Chicago-стиль цитированияCampbell, Colin. Politics and Government in Europe Today. San Diego: Harcourt Brace Jovanovich Publishers, 1990.
MLA-цитированиеCampbell, Colin. Politics and Government in Europe Today. San Diego: Harcourt Brace Jovanovich Publishers, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.