APA (7th ed.) Citation

Butterfield, H. (1960). International conflict in the twentieth century: A Christian view. Religious perspectives.

Chicago Style (17th ed.) Citation

Butterfield, Herbert. "International Conflict in the Twentieth Century: A Christian View." Religious Perspectives 1960.

MLA (8th ed.) Citation

Butterfield, Herbert. "International Conflict in the Twentieth Century: A Christian View." Religious Perspectives, 1960.

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