APA-referens (7:e uppl.)

Caseley, J. (1991). Harry and Willy and Carrothead. Greenwillow Books.

Chicago-referens (17:e uppl.)

Caseley, Judith. Harry and Willy and Carrothead. New York: Greenwillow Books, 1991.

MLA-referens (8:e uppl.)

Caseley, Judith. Harry and Willy and Carrothead. Greenwillow Books, 1991.