APA
Abbatt F. &. M. A., . (1988). Continuing the education of health workers. World Health Organization, Geneva: .
Chicago
Abbatt F.R & Mejia A, . 1988. Continuing the education of health workers. World Health Organization, Geneva: .
Harvard
Abbatt F. &. M. A., . (1988). Continuing the education of health workers. World Health Organization, Geneva: .
MLA
Abbatt F.R & Mejia A, . Continuing the education of health workers. World Health Organization, Geneva: . 1988.