APA (7th ed.) Citation

Sauer, H. J., & Howell, R. H. (1983). Heat pump systems (1. pr.). Wiley.

Chicago Style (17th ed.) Citation

Sauer, Harry J., and Ronald H. Howell. Heat Pump Systems. 1. pr. New York u.a: Wiley, 1983.

MLA (9th ed.) Citation

Sauer, Harry J., and Ronald H. Howell. Heat Pump Systems. 1. pr. Wiley, 1983.