TY  - BOOK
AU  - Polit,D F
AU  - Beck,C T
TI  - Nursing research: generating and assessing evidence for nursing practice 
SN  - 9780781794688
PY  - 2008///
CY  - Philadelphia
PB  -  Lippincott Williams & Wilkins
KW  - Nursing research
KW  - Cd rom
ER  -