TY - BOOK AU - POLIT D.F., BECK C.T. TI - ESSENTIALS OF NURSING RESEARCH.APPRAISING EVIDENCE FOR NURSING PRACTICE SN - 978-81-8473-219 U1 - 610.73 PY - 2010/// CY - PB - WOLTER KLUWER,INDIA PVT LTD. KW - NURSING RESEARCH ER -