Goldmann, Heinz M. How to win customers / Heinz M. Goldmann, - Rev. ed. A revised and enlarged edition of the art of salesmanship. - London : Staples press, c1957. - x, 306 p. : ill. ; 24 cm. eng. ISBN: NA Subjects--Topical Terms: Salesmanship Dewey Class. No.: 658.85 GOL