Taylor, Jim
Selling to the new elite : discover the secret to winning over your wealthist prospects
Amacom, 2011
 Buku Teks
Davis, Kevin T.
Slow down, sell faster!: understand your customer's buying process and maximize your sales
[American Management Association;, ], 2011
 eBooks
Azar, Brian
Your successful sales career
[American Management Association, ], 2004
 eBooks
Cherry, Paul
Questions that sell: the powerful process for discovering what your customer really wants
American Management Association, 2006
 eBooks
Farber, Barry J.
Success secrets of sales superstars : the moves and mayhem behind selling your way to the top as told by 34 industry leaders
Entrepreneur Press, 2013
 Buku Teks