Michael Curtis. (1990). Introduction to comparative Government\ (xb.lần thứ hai.). Haper Collins.
Chicago Style (17th ed.) CitationMichael Curtis. Introduction to Comparative Government\. xb.lần thứ hai. United States of America: Haper Collins, 1990.
MLA (9th ed.) CitationMichael Curtis. Introduction to Comparative Government\. xb.lần thứ hai. Haper Collins, 1990.
Warning: These citations may not always be 100% accurate.