Cita APA (7a ed.)

Cook, L. B. M. (1941). Adventures in Appreciation. Harcourt, Brace and Company.

Cita Chicago Style (17a ed.)

Cook, Luella B.; Miller. Adventures in Appreciation. Chicago, Estados Unidos: Harcourt, Brace and Company, 1941.

Cita MLA (9a ed.)

Cook, Luella B.; Miller. Adventures in Appreciation. Harcourt, Brace and Company, 1941.