TY  - BOOK
AU  - Polit, Denise F.
AU  - Beck, Cheryl Tatano
TI  - Nursing research: : principles and methods
SN  - 0781756634
U1  - 610.73072 
PY  - 2004///]
CY  - Philadelphia, PA
PB  - Lippincott Williams & Wilkins
KW  - Nursing
KW  - Research
KW  - Methodology
KW  - lcgft
N1  - Reprint authorized by:Lippincott Williams & Wilkins.; Includes bibliographical references and index
ER  -