Cita APA (7th ed.)

Wolfe, B. D. (1967). The bridge and the abyss: The troubled friendship of Maxim Gorky and V.I.Lenin. Praeger.

Cita Chicago (17th ed.)

Wolfe, Bertram D. The Bridge and the Abyss: The Troubled Friendship of Maxim Gorky and V.I.Lenin. N.Y.: Praeger, 1967.

Cita MLA (8th ed.)

Wolfe, Bertram D. The Bridge and the Abyss: The Troubled Friendship of Maxim Gorky and V.I.Lenin. Praeger, 1967.