The Science of Sales Success: A Proven System for High-Profit, Repeatable Results
1. Martin G. Groder, Business Games: How to Recognize the Players and Deal with Them (New York: Boardroom Classics, 1980).
Категории
1. Martin G. Groder, Business Games: How to Recognize the Players and Deal with Them (New York: Boardroom Classics, 1980).
Категории