TY  - BOOK
AU  - Denise F. Polit.
AU  - Beck, Cheryl Tatano.
TI  - Essentials of nursing research: methods, appraisal, and utilization 
SN  - 9780781777643
U1  - CIR  610.73072 P769e 2006 
PY  - 2006///
CY  - Philadelphia
PB  - Lippincot Williams & Wilkins
KW  - Nursing
KW  - Research
N1  - Includes index
ER  -