[직수입양서]
The Ultimate Book of Sales Techniques: 75 Ways to Master Cold Calling, Sharpen Your Unique Selling Proposition, and Close the Sale
[ Paperback ]
[직수입양서]
Cold Calling Is Like a Colonoscopy without the Drugs: How You Can Find New Business with Courage, Cold Calling and a Few Less Invasive Techniques
[ Paperback ]