Polit, Denise F. and Beck, Cheryl Tatano; 2012 Nursing research : generating and assessing evidence for nursing practice / Denise F. Polit, and Cheryl Tatano Beck - Eleventh edition - Philadelphia : Wolters Kluwer, 2021 - xviii, 839 pages : illustrations (some color) ; 24 cm Includes bibliographica references and index Subjects--Topical Terms: LC Class. No.: RT81.5 POL 2021