APA-referens (7:e uppl.)

Webster, W. F., & Cooley, A. W. (1909). The essentials of grammar and composition. Houghton, Mifflin Company.

Chicago-referens (17:e uppl.)

Webster, W. F., och Alice Woodworth Cooley. The Essentials of Grammar and Composition. Boston ; New York [etc.]: Houghton, Mifflin Company, 1909.

MLA-referens (8:e uppl.)

Webster, W. F., och Alice Woodworth Cooley. The Essentials of Grammar and Composition. Houghton, Mifflin Company, 1909.