TY - BOOK AU - Purvis, Scott C. TI - Which ad pulled best?: 20 case histories on how to write and design ads that work SN - 9780078112072 (alk. paper) AV - HF 5823 .P8 2011 PY - 2011/// CY - New York, NY PB - McGraw-Hill/Irwin KW - Advertising N1 - Includes index ER -