Style de citation APA (7e éd.)

Beauchamp, W. L., Crampton, G., & Gray, W. S. (1945). How do we know? Scott, Foresman and Co..

Style de citation Chicago (17e éd.)

Beauchamp, Wilbur L., Gertrude Crampton, et William S. Gray. How Do We Know? Chicago: Scott, Foresman and Co., 1945.

Style de citation MLA (8e éd.)

Beauchamp, Wilbur L., et al. How Do We Know? Scott, Foresman and Co., 1945.