Polit, D. F.

Nursing research : principles and methods / Denise F. Polit and Bernadette P. Hungler. - 6th ed. - Philadelphia : Lippincott, 1999. - xviii, 757 p. : ill.;Hbk

0781715628


Nursing--Research--Methodology.
Nursing Research--methods.

RT81.5.P64 / 1999