TY - BOOK AU - Christensen,N.C. TI - The art of persuasion for sales managers SN - 0130478296 AV - HF5438 .C54412 U1 - 658.85 PY - 1971///] CY - West Nyack, N.Y. PB - Parker Pub. Co. KW - Persuasion (Psychology) KW - Local KW - Sales management ER -