APA (7th ed.) Citation

Watkins, R. K. (1958). Techniques of secondary school teaching. Ronald Press Co..

Chicago Style (17th ed.) Citation

Watkins, Ralph Knupp. Techniques of Secondary School Teaching. New York: Ronald Press Co., 1958.

MLA (9th ed.) Citation

Watkins, Ralph Knupp. Techniques of Secondary School Teaching. Ronald Press Co., 1958.