APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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