Garupa, Melchor A. 5 TR room aircon specialist : tutorial guide fast & easy / Melchor A. Garupa - Metro Manila : Garupa Book Supply, 1996. - 139 pages : ill. ; 25 cm. - Book 9 . Includes bibliographical references. ISBN: 97159330140 Subjects--Topical Terms: Air conditioning LC Class. No.: TH 7687 G37 1996 Bk.9 REF/F