De la Rama, Nicanor C. Learning guide in refrigeration and air conditioning / Nicanor C. De la Rama, Alfredo G. Mendoza. - Manila : Rex Book Store, 1997. - v, 96 pages : illustrations ; 22 centimeter. ISBN: 9712321827 Subjects--Topical Terms: Air conditioning. Refrigeration. Dewey Class. No.: FIL 621.5 D37l 1997