Cita APA (7th ed.)

Cratty, B. J. (1971). Active learning: Games to enhance academic abilities. Prentice-Hall.

Cita Chicago (17th ed.)

Cratty, Bryant J. Active Learning: Games to Enhance Academic Abilities. Englewood Cliffs, N. J: Prentice-Hall, 1971.

Cita MLA (9th ed.)

Cratty, Bryant J. Active Learning: Games to Enhance Academic Abilities. Prentice-Hall, 1971.