TY - BOOK AU - Purvis,Scott TI - Which ad pulled best?: 20 case histories on how to write and design ads that work SN - 9780078112072 (pbk.) AV - HF5823 .P87 2011 U1 - 659.1 21 PY - 2011/// CY - New York, NY PB - McGraw-Hill/Irwin KW - Advertising ER -