Jackson, Sherri L, 1962- Research methods : a modular approach / Sherri L. Jackson. - 2nd ed.. - Belmont, CA Wadsworth c2011. - xxiii, 439p ill 24cm ISBN: 9780495811190 Subjects--Topical Terms: Research--Psychological aspectsResearch--Study and teaching (Higher) Dewey Class. No.: 001.4 JAC 2011