Seminaril ei saa last jalgrattaga sõitma õpetada, 2. väljaanne: Sandler Trainingu 7-astmeline süsteem edukaks müügiks
You Can’t Teach a Kid to Ride a Bike at a Seminar, 2nd Edition: Sandler Training’s 7-Step System for Successful Selling by David Sandler, David H. Mattson.
Published by McGraw-Hill Education, (2015), 288 pages.
Topics: Selling.