Schwartz, Steven J. How to make hot cold calls / Steven J. Schwartz. - 3rd ed. - Markham, Ont. : Fitzhenry & Whiteside, c2006. - viii, 183 p. : ill. ; 21 cm. ISBN: 9781550051339 Subjects--Topical Terms: Telephone sellingTelemarketing Dewey Class. No.: 658.85 / SCH