Gaya APA

Polit, D, F., Beck, C, T. (2014). Study Guide for Essentials of Nursing Research : Appraising Evidence for Nursing Practice (8th ed.). New York: Wolters Kluwer.

Gaya MLA

Polit, Denise, F.., Beck, Cheryl, Tatano. "Study Guide for Essentials of Nursing Research : Appraising Evidence for Nursing Practice". 8th ed. New York: Wolters Kluwer, 2014. Teks.