Answer
References
Deffenbaugh, J. (2017). Getting my message across. In D. Ashton, J. Ripman, & P. Williams (Eds.), How to be a nurse or midwife leader (pp. 89-110). WILEY Blackwell.
Parenthetical citation: (Deffenbaugh, 2017)
Narrative citation: Deffenbaugh (2017) advises that "patients and service users will be anxious, vulnerable, worried" (p. 70).
Visit the APA style website for more guidance.