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Polit, Denise F., Beck, Cherly Tatano, Hungler, Bernadette P.. (2001). Essentials of Nursing Research : Methods, Appraisal, and Utilization . Philadelpia: Lippincott.

Gaya Chicago

Polit, Denise F., Beck, Cherly Tatano, Hungler, Bernadette P.. Essentials of Nursing Research : Methods, Appraisal, and Utilization. Philadelpia: Lippincott, 2001. Text.

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Polit, Denise F., Beck, Cherly Tatano, Hungler, Bernadette P.. Essentials of Nursing Research : Methods, Appraisal, and Utilization. Philadelpia: Lippincott, 2001. Text.

Gaya Turabian

Polit, Denise F., Beck, Cherly Tatano, Hungler, Bernadette P.. Essentials of Nursing Research : Methods, Appraisal, and Utilization. Philadelpia: Lippincott, 2001. Print.