APA-Zitierstil (7. Ausg.)

Sergeant, E. S. (1960). Robert Frost: The trial by existence (2. print.). Holt, Rinehart and Winston.

Chicago-Zitierstil (17. Ausg.)

Sergeant, Elizabeth Shepley. Robert Frost: The Trial by Existence. 2. print. New York: Holt, Rinehart and Winston, 1960.

MLA-Zitierstil (9. Ausg.)

Sergeant, Elizabeth Shepley. Robert Frost: The Trial by Existence. 2. print. Holt, Rinehart and Winston, 1960.