The Shopping Revolution: How Successful Retailers Win Customers in an Era of Endless Disruption by Barbara E. Kahn
Sandler Enterprise Selling: Winning, Growing, and Retaining Major Accounts by Brian W. Sullivan, David Mattson
Sandler Success Principles: 11 Insights that Will Change the Way you Think and Sell by Bruce Seidman, David Mattson
Selling Technology the Sandler Way: Finding Technical Solutions that Win Long-Term Business Relationships by Rich Chiarello
The Psychology of Selling: Increase Your Sales Faster and Easier Than You Ever Thought Possible by Brian Tracy