APA (7th ed.) Citation

Hallas, D. (1985). The Comintern. London: Bookmarks.

Chicago Style (17th ed.) Citation

Hallas, Duncan. The Comintern. London: Bookmarks, 1985.

MLA (8th ed.) Citation

Hallas, Duncan. The Comintern. London: Bookmarks, 1985.

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