TY - BOOK AU - Cohen,William A. TI - Drucker on marketing: lessons from the world's most influential business thinker SN - 9781259064517 U1 - 658.8 23 PY - 2013/// CY - New Delhi PB - Tata McGraw-Hill KW - Drucker, Peter F. KW - Marketing N1 - Includes index ER -