Polit, Denise F. Nursing research principles and methods / [[Book] :] Denise F. Polit, Bernadette P. Hungler. - 2nd ed. - Philadelphia : Lippincott, 1983. - xx, 645 p. : ill. ; 25 cm. Includes bibliographies and index. All age. ISBN: 0397544278 0397544030 LCCN: 82009893 Subjects--Topical Terms: Nursing--Research.Nursing.Research. LC Class. No.: RT81.5 / .P64 1983 Dewey Class. No.: 610.73072 National Library of Medicine Call No.: WY 20.5 P769n / P N