APA

Krock A., . (1968). Memoirs; sixty years on the firing line. New York: Funk & Wagnalls.

Chicago

Krock Arthur, . 1968. Memoirs; sixty years on the firing line. New York: Funk & Wagnalls.

Harvard

Krock A., . (1968). Memoirs; sixty years on the firing line. New York: Funk & Wagnalls.

MLA

Krock Arthur, . Memoirs; sixty years on the firing line. New York: Funk & Wagnalls. 1968.