APA
World Health Organization, . (1988). Quality assurance in radiotherapy: guide prepared following a workshop held at schloss frD, 3 - 7 dec 1984. Geneva: World Health Oraganization.
Chicago
World Health Organization, . 1988. Quality assurance in radiotherapy: guide prepared following a workshop held at schloss frD, 3 - 7 dec 1984. Geneva: World Health Oraganization.
Harvard
World Health Organization, . (1988). Quality assurance in radiotherapy: guide prepared following a workshop held at schloss frD, 3 - 7 dec 1984. Geneva: World Health Oraganization.
MLA
World Health Organization, . Quality assurance in radiotherapy: guide prepared following a workshop held at schloss frD, 3 - 7 dec 1984. Geneva: World Health Oraganization. 1988.