Polit, D. F., & Beck, C. T. (2012). Nursing research: Generating and assessing evidence for nursing practice (9th ed.). Wolters Kluwer/Lippincott Williams & Wilkins.
Čikaški stil citiranja (17. izdanje)Polit, Denise F., i Cheryl Tatano Beck. Nursing Research: Generating and Assessing Evidence for Nursing Practice. 9th ed. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins, 2012.
MLA način citiranja (9. izdanje)Polit, Denise F., i Cheryl Tatano Beck. Nursing Research: Generating and Assessing Evidence for Nursing Practice. 9th ed. Wolters Kluwer/Lippincott Williams & Wilkins, 2012.
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