Cita APA (7th ed.)
Irwin, B. R. (2013). Nursing assistant. Medcom.
Cita Chicago (17th ed.)
Irwin, Bill R. Nursing Assistant. Cypress, Calif.: Medcom, 2013.
Cita MLA (9th ed.)
Irwin, Bill R. Nursing Assistant. Medcom, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.