APA-referens (7:e uppl.)

Johnson, J., Doyle, J. H., & Fahey, S. H. (1908). Johnson's first steps in language. A.B. Caldwell.

Chicago-referens (17:e uppl.)

Johnson, Juliette, Julia H. Doyle, och Sara H. Fahey. Johnson's First Steps in Language. Atlanta, GA: A.B. Caldwell, 1908.

MLA-referens (8:e uppl.)

Johnson, Juliette, et al. Johnson's First Steps in Language. A.B. Caldwell, 1908.