The 25 most common sales mistakes and how to avoid them
Schiffman, Stephan.
[United States] : Listen & Live Audio, Inc., 2006.

The 25 sales strategies : [that will boost your sales today!]
Schiffman, Stephan.
[United States] : Listen & Live Audio, Inc., 2006.

Creating sales stars : a guide to managing the millennials on your team
Schiffman, Stephan, author.
[United States] : Gildan Media, 2018.

Make the Sale Happen Before Lunch: 50 Cut-to-the-Chase Strategies for Getting the Business Results
Schiffman, Stephan, author.
McGraw-Hill, 2011.

Power of Positive Selling: 30 Surefire Techniques to Win New Clients, Boost Your Commission, and Bu
Schiffman, Stephan, author.
McGraw-Hill, 2012.

Secrets of Selling Services: Everything You Need to Sell What Your Customer Can't See-from Pitch to
Schiffman, Stephan, author.
McGraw-Hill, 2012.