APA (7th ed.) Citation

Friedmann, W. G. (1952). An introduction to world politics (2nd ed.). Macmillan.

Chicago Style (17th ed.) Citation

Friedmann, Wolfgang Gaston. An Introduction to World Politics. 2nd ed. Lond.: Macmillan, 1952.

MLA (8th ed.) Citation

Friedmann, Wolfgang Gaston. An Introduction to World Politics. 2nd ed. Macmillan, 1952.

Warning: These citations may not always be 100% accurate.