APA-referens

Roberts, W. H. (1941). The problem of choice: An introduction to ethics. Boston: Atheneum Press.

Chicago-stil citat

Roberts, William Hehry. The Problem of Choice: An Introduction to Ethics. Boston: Atheneum Press, 1941.

MLA-referens

Roberts, William Hehry. The Problem of Choice: An Introduction to Ethics. Boston: Atheneum Press, 1941.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.