Style de citation APA

Helm, W. P. (1947). Harry truman: A political biography. New York: Duell, Sloan and Pearce.

Style de citation Chicago

Helm, William P. Harry Truman: A Political Biography. New York: Duell, Sloan and Pearce, 1947.

Style de citation MLA

Helm, William P. Harry Truman: A Political Biography. New York: Duell, Sloan and Pearce, 1947.

Attention : ces citations peuvent ne pas être correctes à 100%.