APA (7th ed.) Citation

Powers, B. A., & Knapp, T. R. (2011). Dictionary of nursing theory and research (4th ed.). Springer Pub. Co..

Chicago Style (17th ed.) Citation

Powers, Bethel Ann, and Thomas R. Knapp. Dictionary of Nursing Theory and Research. 4th ed. New York: Springer Pub. Co., 2011.

MLA (9th ed.) Citation

Powers, Bethel Ann, and Thomas R. Knapp. Dictionary of Nursing Theory and Research. 4th ed. Springer Pub. Co., 2011.