Garupa, Melchor A. Trade test handbook for rac technicians refrigeration & air-conditioning / Melchor A. Garupa. - Metro Manila, Philippines : M & L Licudine Enterprises , 2000 - 70 pages : some illustrations ; 25 cm,. ISBN: 9715930301 Subjects--Topical Terms: Refrigeration and Air Conditioning. Dewey Class. No.: 621.5 / G16