@inbook{1189290694, author={Patricia M. Schoon and Bonnie Brueshoff and Erin Karsten and Marjorie A. Schaffer}, editor={Schoon, Patricia M. and Porta, Carolyn M. and Schaffer, Marjorie A.}, title={COMPETENCY #12 Demonstrates Leadership in Public Health Nursing With Communities, Systems, Individuals, and Families}, booktitle={Population-Based Public Health Clinical Manual: The Henry Street Model for Nurses, 3e}, publisher={Sigma Theta Tau International}, address={New York, NY}, year={2019}, url={apn.mhmedical.com/content.aspx?aid=1189290694} }