APA (7th ed.) Citation

Beatty, J. B. (1973). The onion sandwich principle, and other essays on classroom management. Merrill.

Chicago Style (17th ed.) Citation

Beatty, Judith Beal. The Onion Sandwich Principle, and Other Essays on Classroom Management. Columbus, Ohio: Merrill, 1973.

MLA (9th ed.) Citation

Beatty, Judith Beal. The Onion Sandwich Principle, and Other Essays on Classroom Management. Merrill, 1973.