Letherman, K. M. (1981). Automatic controls for heating and air conditioning : principles and applications / by K.M. Letherman: Principles and applications. Pergamon.
Chicago Style (17th ed.) CitationLetherman, K. M. Automatic Controls for Heating and Air Conditioning : Principles and Applications / by K.M. Letherman: Principles and Applications. Oxford: Pergamon, 1981.
MLA (9th ed.) CitationLetherman, K. M. Automatic Controls for Heating and Air Conditioning : Principles and Applications / by K.M. Letherman: Principles and Applications. Pergamon, 1981.
Warning: These citations may not always be 100% accurate.