Polit, Denise F. Study guide to accompany Nursing Research: Principles and Methods/ - 7th. ed. - Philadelphia: Lippincott Williams and Wilkins, 2004 - vi,302 p.: ISBN: 0781737354 Subjects--Topical Terms: Nursing-Research-Methodology.Nursing-Research-Methods. LC Class. No.: RT81.5 / POL2004