TY  - BOOK
AU  - 
AU  - Hungler,Bernadette P.
TI  - Nursing research: principles and methods 
SN  - 0397546319
AV  - RT81.5.P64  1987
PY  - 1987///
CY  - Philadelphia
PB  - Lippincott
KW  - Nursing
KW  - Research
KW  - Methodology
ER  -