TY  - BOOK
AU  - Polit, Denise
AU  - Beckq, Cheryl
TI  - Nursing Research: Principles and Methods
SN  - 0781737338
U1  - WY 20.5 
PY  - 2004///
CY  - USA
PB  - Lippincott
KW  - Nursing
N1  - Includes index
ER  -