Purvis, Scott C. Which ad pulled best? Scott C. Purvis. - 10th ed. - New York : Mc-Graw Hill Irwin, ©2011. - x, 45 pages : illustrations ; 27 cm. ISBN: 978007811207 Subjects--Topical Terms: Designs PsychologyLC Class. No.: HF5823 / .P978 2011