Cita APA

De Kruif, P. (1938). The fight for life. Harcourt, Brace and company.

Citación estilo Chicago

De Kruif, Paul. The Fight for Life. New York: Harcourt, Brace and company, 1938.

Cita MLA

De Kruif, Paul. The Fight for Life. Harcourt, Brace and company, 1938.

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