APA (7th ed.) Citation

Sporn, P., Ambrose, E. R., & Baumeister, T. (1947). Heat pumps. J. Wiley.

Chicago Style (17th ed.) Citation

Sporn, Philip, E. R. Ambrose, and Theodore Baumeister. Heat Pumps. New York: J. Wiley, 1947.

MLA (9th ed.) Citation

Sporn, Philip, et al. Heat Pumps. J. Wiley, 1947.