APA (7th ed.) Citation

Trotskii, L. (1971). Lenin: Notes for a biographer. G.P. Putnam's.

Chicago Style (17th ed.) Citation

Trotskii, Lev. Lenin: Notes for a Biographer. New York: G.P. Putnam's, 1971.

MLA (9th ed.) Citation

Trotskii, Lev. Lenin: Notes for a Biographer. G.P. Putnam's, 1971.