APA引文

Robert K. Carr, M. H. B. Essentials of American democracy. Holf, Rinehart and Winston Inc.

Chicago Style (17th ed.) Citation

Robert K. Carr, Marver H. Bernstein. Essentials of American Democracy. Holf, Rinehart and Winston Inc.

MLA引文

Robert K. Carr, Marver H. Bernstein. Essentials of American Democracy. Holf, Rinehart and Winston Inc.

警告：这些引文格式不一定是100％准确.