TY  - BOOK
AU  - Polit, Denise F. 
AU  - Beck, Cheryl Tatano.
AU  - Hungler, Bernadette P.
TI  - Essentials of nursing research: methods, appraisal and utilization
SN  - 0781725577
AV  - RT81.5.P6 2001 
PY  - 2001///
CY  - Philadelphia
PB  - lippincott
KW  - Nursing research
KW  - Nursing research evaluation
N1  - includes bibliographic reference and index
ER  -