TY  - BOOK
AU  - Polit,Denise F.
AU  - Beck,Cheryl T.
TI  - Nursing research :Princioles and methods
SN  - 0781737338
AV  - MED RT81 .5.P64 
PY  - 2004///
CY  - Philadelphia
PB  - Lippincott Williams & Wilkins
KW  - Nursing
KW  - Nursing Research
UR  - http://www.loc.gov/catdir/enhancements/fy0711/2002043422-d.html
ER  -