Schiffman, Stephan.
Stephan Schiffman's telesales / Stephan Schiffman. - Avon, MA : Adams Media Corporation, c2002. - xii, 193 p. : ill. ; 24 cm.
1580628133
Telemarketing. Success in business.
658.84 SCH
Stephan Schiffman's telesales / Stephan Schiffman. - Avon, MA : Adams Media Corporation, c2002. - xii, 193 p. : ill. ; 24 cm.
1580628133
Telemarketing. Success in business.
658.84 SCH