APA (7th ed.) Citation

Duff, A. W. (1946). College physics. Longmans, Green.

Chicago Style (17th ed.) Citation

Duff, A. Wilmer. College Physics. New York: Longmans, Green, 1946.

MLA (9th ed.) Citation

Duff, A. Wilmer. College Physics. Longmans, Green, 1946.