APA Format
World Health Organization (WHO) . (). Expert committee on school health services report on the 1st. session, TRS 30. : Geneva WHO 1951
MLA Format
World Health Organization (WHO) . Expert committee on school health services report on the 1st. session, TRS 30. : Geneva WHO 1951,
Australian/Harvard Format
World Health Organization (WHO) . . Expert committee on school health services report on the 1st. session, TRS 30. Geneva WHO 1951, 
Warning: These citations may not always be 100% accurate.