Joel, L.A. (2013). Advanced Practice Nursing (3rd Ed.). FA Davis Company.
Klopper, H. & Uys, L.R. (2012). The state of nursing and education in Africa: A country-by-country review [Google eReader version]. Sigma Theta Tau.
Munjanja, O.K., Kibuka, S., & Dovlo, D. (2005). Issue Paper 7: The Nursing Workforce In Sub-Saharan Africa [electronic book]. International Council of Nurses. Retrieved from: www.ghdonline.org/
Nichols, B.L., Davis, C.R., & Richardson, D.R. (2011). Appendix J: International models of nursing. The Future of Nursing: Leading Change, Advancing Health. Institute of Medicine. Retrieved from: http://www.nap.edu/catalog/12956.html
Schober, M. & Affara, F. (2006). International Council of Nurses: Advanced Nursing Practice. Wiley.