Webster, W. F., & Cooley, A. W. (1909). The essentials of grammar and composition. Houghton, Mifflin Company.
Lua i Stíl Chicago (17ú heag.)Webster, W. F., agus Alice Woodworth Cooley. The Essentials of Grammar and Composition. Boston ; New York [etc.]: Houghton, Mifflin Company, 1909.
Lua MLA (8ú heag.)Webster, W. F., agus Alice Woodworth Cooley. The Essentials of Grammar and Composition. Houghton, Mifflin Company, 1909.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.