APA (7th ed.) Citation

Ferber, E. (1971). Cheerful, by request. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Ferber, Edna. Cheerful, by Request. Freeport, N.Y.: Books for Libraries Press, 1971.

MLA (9th ed.) Citation

Ferber, Edna. Cheerful, by Request. Books for Libraries Press, 1971.