From no to yes without bribing or threatening /
Wyckoff, Jerry L.,
From no to yes without bribing or threatening / Jerry L. Wyckoff and Barbara C. Unell. - Australia : Hinkler Books Pty Ltd, 2004. - 237 pages ; 25 cm.
1741218551
Positive Persuasion Techniques.
649.64 / W97
From no to yes without bribing or threatening / Jerry L. Wyckoff and Barbara C. Unell. - Australia : Hinkler Books Pty Ltd, 2004. - 237 pages ; 25 cm.
1741218551
Positive Persuasion Techniques.
649.64 / W97