APA
WHO, . (1986). Regulatory mechanisms for nursing health care needs. Washington, DC: WHO.
Chicago
WHO, . 1986. Regulatory mechanisms for nursing health care needs. Washington, DC: WHO.
Harvard
WHO, . (1986). Regulatory mechanisms for nursing health care needs. Washington, DC: WHO.
MLA
WHO, . Regulatory mechanisms for nursing health care needs. Washington, DC: WHO. 1986.