TY  - BOOK
AU  -  Polit Denise F., Hungler Bernadette
TI  - Nursing research: principles and methods
SN  - 0781715628
U1  - WY20.5 
PY  - 1999///
CY  - Philadelphia
PB  - Lippincott
KW  - Nursing Research
N2  -  Nursing Research
ER  -