Smith, Russell E. Electricity for refrigeration, heating, and air conditioning/ Russell E. Smith. - 7th edition - Australia: Thomson Delmar Learning, c2007. - ix, 654 pages: illustrations; 24 cm. Includes glossary and index. ISBN: 1-41804287-0 Subjects--Topical Terms: Electrical engineeringHeating Dewey Class. No.: DC 621.3024697 / Sm6c