Roper Nancy The Elements Of Nursing Fourth Edition : A Model Of Nursing Based On A Model Of Living / Nancy Roper, Winifred W. Logan, Alison J.Tierney . - New York : Churchill Livingstone, 1996 . ISBN: 0443052018 Subjects--Topical Terms: National health LC Class. No.: W2 KN4 Dewey Class. No.: 362.1