Cita APA

Valtin, J., & Krebs, R. J. H. (1941). Out of the night. New York: Alliance Book Corporation.

Citación estilo Chicago

Valtin, Jan, and Richard Julius Hermann Krebs. Out of the Night. New York: Alliance Book Corporation, 1941.

Cita MLA

Valtin, Jan, and Richard Julius Hermann Krebs. Out of the Night. New York: Alliance Book Corporation, 1941.

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