APA (7th ed.) Citation

Derfler, L. (1973). Socialism since Marx: A century of the European left. MacMillan.

Chicago Style (17th ed.) Citation

Derfler, Leslie. Socialism Since Marx: A Century of the European Left. London: MacMillan, 1973.

MLA (9th ed.) Citation

Derfler, Leslie. Socialism Since Marx: A Century of the European Left. MacMillan, 1973.

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