TY - BOOK AU - Gschwandtner,Gerhard TI - Mastering the essentials of sales: what you need to know to close every sale SN - 0071473866 (alk. paper) AV - HF5438.25 G895M 2006 PY - 2006/// CY - New York PB - McGraw Hill KW - Selling N1 - Includes index ER -