The 7 triggers to yes :the new science behind influencing people's decisions

 Granger, Russell H.;

New York : : McGraw-Hill , 2008

Influence: science and practice : Pearson New International Edition

 Cialdini, Robert B;

Harlow : Pearson/Merrill Prentice Hall , 2014

To sell is human: the surprising truth about moving others

 Pink, Daniel H.;

Princeton, New Jersey : Riverhead Books. , 2012