521765
9781580628563
Stephan Schiffman has trained more than 350,000 salespeople at firms such as AT and T Information Systems, Chemical Bank, Manufacturer's Hanover Trust, Motorola, and U.S. Health Care. Schiffman is the president of D.E.I. Management Group and lives in New York, NY.Schiffman, Stephan is the author of 'Cold Calling Techniques (That Really Work!)' with ISBN 9781580628563 and ISBN 1580628567.
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