APA Format
World Health Organization (WHO) . (). Rational use of diagnostic imaging in paediatrics, TRS.757. : Geneva WHO 1987
MLA Format
World Health Organization (WHO) . Rational use of diagnostic imaging in paediatrics, TRS.757. : Geneva WHO 1987,
Australian/Harvard Format
World Health Organization (WHO) . . Rational use of diagnostic imaging in paediatrics, TRS.757. Geneva WHO 1987, 
Warning: These citations may not always be 100% accurate.