APA (7th ed.) Citation

Pethybridge, R. W. (1965). The development of the Communist bloc. Heath.

Chicago Style (17th ed.) Citation

Pethybridge, Roger William. The Development of the Communist Bloc. Boston: Heath, 1965.

MLA (9th ed.) Citation

Pethybridge, Roger William. The Development of the Communist Bloc. Heath, 1965.

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