APA-referens (7:e uppl.)

Benchley, N. (1972). Only earth and sky last forever ([1st ed.].). Harper & Row.

Chicago-referens (17:e uppl.)

Benchley, Nathaniel. Only Earth and Sky Last Forever. [1st ed.]. New York: Harper & Row, 1972.

MLA-referens (8:e uppl.)

Benchley, Nathaniel. Only Earth and Sky Last Forever. [1st ed.]. Harper & Row, 1972.