APA (7th ed.) Citation

Coppen, H. E. (1969). Aids to teaching and learning ([1st ed.].). Pergamon Press.

Chicago Style (17th ed.) Citation

Coppen, Helen Elizabeth. Aids to Teaching and Learning. [1st ed.]. Oxford, New York: Pergamon Press, 1969.

MLA (9th ed.) Citation

Coppen, Helen Elizabeth. Aids to Teaching and Learning. [1st ed.]. Pergamon Press, 1969.