Polit, D., & Beck, C. T. (2004). Essentials of Nursing Research: Methods, Appraisal, and Utilization. Lippicott Williams & Willkins.
Citazione stile Chigago Style (17a edizione)Polit, Dennise, e Cheryl Tatano Beck. Essentials of Nursing Research: Methods, Appraisal, and Utilization. Lippicott Williams & Willkins, 2004.
Citatione MLA (9a ed.)Polit, Dennise, e Cheryl Tatano Beck. Essentials of Nursing Research: Methods, Appraisal, and Utilization. Lippicott Williams & Willkins, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.