APA Format
World Health Organization (WHO) . (). Planning and evaluation of public dental health services, TRS.589. : Geneva WHO 1976
MLA Format
World Health Organization (WHO) . Planning and evaluation of public dental health services, TRS.589. : Geneva WHO 1976,
Australian/Harvard Format
World Health Organization (WHO) . . Planning and evaluation of public dental health services, TRS.589. Geneva WHO 1976, 
Warning: These citations may not always be 100% accurate.