APA-viite (7. p.)

Willis, H. (1971). Basic usage, vocabulary, and composition. Holt Rinehart and Winston.

Chicago-viite (17. p.)

Willis, Hulon. Basic Usage, Vocabulary, and Composition. New York: Holt Rinehart and Winston, 1971.

MLA-viite (9. p.)

Willis, Hulon. Basic Usage, Vocabulary, and Composition. Holt Rinehart and Winston, 1971.