Polit, D. F., & Hungler, B. P. (1987). Nursing research : principles and methods / Denise F. Polit, Bernadette P. Hungler: Principles and methods (3rd ed.). Lippincott.
Chicago Style (17th ed.) CitationPolit, Denise F., and Bernadette P. Hungler. Nursing Research : Principles and Methods / Denise F. Polit, Bernadette P. Hungler: Principles and Methods. 3rd ed. Philadelphia ; London: Lippincott, 1987.
MLA (9th ed.) CitationPolit, Denise F., and Bernadette P. Hungler. Nursing Research : Principles and Methods / Denise F. Polit, Bernadette P. Hungler: Principles and Methods. 3rd ed. Lippincott, 1987.
Warning: These citations may not always be 100% accurate.