TY  - BOOK
AU  -  Polit Danise F., Hungler Bernadette P.
TI  - Nursing research: principles and methods
SN  - 0397546319
U1  - WY20.5 
PY  - 1987///
CY  - Philidelphia
PB  - J.B.Lippincott Company
KW  - Research
KW  - Nursing
N2  -  Nursing, Research
ER  -