McKee, D. (2012). Elmer and the big bird (American ed.). Andersen Press USA.
Cita Chicago (17th ed.)McKee, David. Elmer and the Big Bird. American ed. Minneapolis: Andersen Press USA, 2012.
Cita MLA (8th ed.)McKee, David. Elmer and the Big Bird. American ed. Andersen Press USA, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.