APA (7th ed.) Citation

Letherman, K. M. (1981). Automatic controls for heating and air conditioning: Principles and applications (First edition.). Pergamon.

Chicago Style (17th ed.) Citation

Letherman, K. M. Automatic Controls for Heating and Air Conditioning: Principles and Applications. First edition. Oxford ; New York: Pergamon, 1981.

MLA (9th ed.) Citation

Letherman, K. M. Automatic Controls for Heating and Air Conditioning: Principles and Applications. First edition. Pergamon, 1981.