APA (7th ed.) Citation

Trotsky, L. (1974). The Young Lenin. Penguin Books.

Chicago Style (17th ed.) Citation

Trotsky, Leon. The Young Lenin. Penguin Books, 1974.

MLA (9th ed.) Citation

Trotsky, Leon. The Young Lenin. Penguin Books, 1974.

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