APA Format
World Health Organization (WHO) . (). Advances in viral hepatitis, TRS,602. : Geneva WHO 1977
MLA Format
World Health Organization (WHO) . Advances in viral hepatitis, TRS,602. : Geneva WHO 1977,
Australian/Harvard Format
World Health Organization (WHO) . . Advances in viral hepatitis, TRS,602. Geneva WHO 1977, 
Warning: These citations may not always be 100% accurate.