Futrell, Charles M. ABC's of Relationship Selling / Charles M. Futrell - 5th ed. - New York. : Irwin, McGraw - Hill , 1996 - 456 p. Subjects--Topical Terms: Selling.Kinh doanhKinh tế nội thươngThương mạiBusiness Administration Dewey Class. No.: 658.85 / FUT 1996