Weymes, Pat. Handbook of sales training and development : proven techniques for improving staff's attitude, morale, motivation and skills / by Pat, Weymes. - 1st ed. - London : Kogan Page, 1990. - 247 p. ; 24 cm. ISBN: 0749400447 (hbk.) 9780749400446 (hbk.) Dewey Class. No.: 658.31245 / WEY