Rutigliano, Tony. Strengths based selling : based on decades of gallup's research into high-performing salespeople / Tony Rutigliano and Brian Brim. - New York, NY : Gallup Press, 2011. - 207 p. ; 23 cm. ISBN: 9781595620484 RM90.16 Subjects--Topical Terms: Selling.Sales management.Sales personnel--Vocational guidance.