APA-Zitierstil (7. Ausg.)

Walker, E. (1981). Doors to more mature reading (2nd ed.). American Library Association.

Chicago-Zitierstil (17. Ausg.)

Walker, Elinor. Doors to More Mature Reading. 2nd ed. Chicago: American Library Association, 1981.

MLA-Zitierstil (9. Ausg.)

Walker, Elinor. Doors to More Mature Reading. 2nd ed. American Library Association, 1981.