1. 1. Bayat M. (2017). Hemşirelik Teorileri, Modelleri. Hemşirelik Teorileri ve Modelleri, edit; Karadağ A, Çalışkan N, Baykara ZG. Akademi Basın ve Yayıncılık, İstanbu, s.47.
2. 2. Peggy L. Chınn, Maeona K. Kramer. (2015). Knowledge Development in Nursing Theory and Process. 9nd ed. by Mosby, an imprint at Elsevier ınc; p. 126-132.
3. 3. Alligood MR. (2014). Theorists of Historical Significance. In Nursin Theorists and Their Work. 8rd ed. Mosby,. p.45.
4. 4. Slatyer S, Coventry L. Twıgg DI, Davıs S.(2016). Professional practice models for nursing: a review of the literature and synthesis of key components. Journal of Nursing Management ;24:139-150.
5. 5. Parker ME, Smith MC. (2010). 20th-Century Nursing: Wiedenbach, Henderson, and Hall, Nursing Theories and Nursing Practice. 3nd ed. Philadelphia; p.63.