Cita APA

Fischer, E. 1., & Fischer, E. 1. (1969). An opposing man. New York, New York: Liveright.

Citación estilo Chicago

Fischer, Ernst 1899-1972, y Ernst 1899-1972 Fischer. An Opposing Man. New York, New York: Liveright, 1969.

Cita MLA

Fischer, Ernst 1899-1972, y Ernst 1899-1972 Fischer. An Opposing Man. New York, New York: Liveright, 1969.