TY - BOOK AU - Hogan,Kevin AU - TI - Covert persuasion : : psychological tactics and trick to win the game SN - 9780470051412 U1 - 153.852 23 PY - 2006/// CY - New Jersey : PB - John Wiley & Sons, Inc. , KW - Persuasion - (Psychology) ; Selling - Psychological aspects ER -