Norwood, Susan Leslie. Research essentials : foundations for evidence-based practice / Susan L. Norwood. - Boston : Pearson, c2010. - xix, 503 p. : ill. (chiefly col.) ; 26 cm. ISBN: 9780135134108 0135134102 Subjects--Topical Terms: Nursing--Research--Methodology.Clinical medicine--Research--Methodology.Evidence-based medicine. LC Class. No.: RT81.5 / .N658 2010 Dewey Class. No.: 610.73072/4