Style de citation APA (7e éd.)

Barker, E. C., Duncalf, F., & Bacon, F. L. (1938). Old Europe and our nation. Row, Peterson and Co..

Style de citation Chicago (17e éd.)

Barker, Eugene Campbell, Frederic Duncalf, et Francis L. Bacon. Old Europe and Our Nation. Evanston, Ill.: Row, Peterson and Co., 1938.

Style de citation MLA (8e éd.)

Barker, Eugene Campbell, et al. Old Europe and Our Nation. Row, Peterson and Co., 1938.