APA (7th ed.) Citation

Macridis, R. C. (1967). Political parties: Contemporary trends and ideas. Harper Torchbooks.

Chicago Style (17th ed.) Citation

Macridis, Roy C. Political Parties: Contemporary Trends and Ideas. Nueva York: Harper Torchbooks, 1967.

MLA (9th ed.) Citation

Macridis, Roy C. Political Parties: Contemporary Trends and Ideas. Harper Torchbooks, 1967.