APA Format
World Health Organization (WHO) . (). Vector control in primary health care, TRS.755. : Geneva WHO 1987
MLA Format
World Health Organization (WHO) . Vector control in primary health care, TRS.755. : Geneva WHO 1987,
Australian/Harvard Format
World Health Organization (WHO) . . Vector control in primary health care, TRS.755. Geneva WHO 1987, 
Warning: These citations may not always be 100% accurate.