Petro-Yura, H. (1973). The nursing process: Assessing, planning, implementing, evaluating (2d ed.). Appleton-Century-Crofts.
Chicago-Zitierstil (17. Ausg.)Petro-Yura, Helen. The Nursing Process: Assessing, Planning, Implementing, Evaluating. 2d ed. [New York: Appleton-Century-Crofts, 1973.
MLA-Zitierstil (9. Ausg.)Petro-Yura, Helen. The Nursing Process: Assessing, Planning, Implementing, Evaluating. 2d ed. Appleton-Century-Crofts, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.