Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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