Pita , Edward G. Air Conditioning Principles and systems [[Book] /] Edward G. Pita . - 4th ed. - New Dlhi : Prentice - Hall of india, 2002. - 524 p. : ill. ; 24cm. ISBN: 8120322118 Subjects--Topical Terms: Air conditioning. .Buildings -- Energy conservation. . Dewey Class. No.: 697.3921