APA引用形式

Collier, R. (1931). The Robert Collier Letter Book. New York ; London: McGraw-Hill Book Company.

シカゴスタイル引用形

Collier, Robert. The Robert Collier Letter Book. New York ; London: McGraw-Hill Book Company, 1931.

MLA引用形式

Collier, Robert. The Robert Collier Letter Book. New York ; London: McGraw-Hill Book Company, 1931.