APA Format
World Health Organization (WHO) . (). The control of schistosomiasis, TRS.830. : Geneva WHO 1993
MLA Format
World Health Organization (WHO) . The control of schistosomiasis, TRS.830. : Geneva WHO 1993,
Australian/Harvard Format
World Health Organization (WHO) . . The control of schistosomiasis, TRS.830. Geneva WHO 1993, 
Warning: These citations may not always be 100% accurate.