ECU Libraries Catalog

MLA

Dellis, Ann, and Janice Rajecki. A Penguin Is a Penguin?. Niles, Ill.: Knowledge Aid, 1968.

APA

Dellis, A., & Rajecki, J. (1968). A penguin is a penguin?. Niles, Ill.: Knowledge Aid.

Chicago

Dellis, Ann., and Janice Rajecki. A Penguin Is a Penguin?. Niles, Ill.: Knowledge Aid, 1968.