APA (7th ed.) Citation

Dos Passos, J. (1931). The 42nd parallel (Copyright ed.). Bernhard Tauchnitz.

Chicago Style (17th ed.) Citation

Dos Passos, John. The 42nd Parallel. Copyright ed. Leipzig: Bernhard Tauchnitz, 1931.

MLA (9th ed.) Citation

Dos Passos, John. The 42nd Parallel. Copyright ed. Bernhard Tauchnitz, 1931.