APA Format
World Health Organization (WHO) . (). Principles and methods for the assessment of nephrotoxicity associated with exposure to chemical. : Geneva WHO 1991
MLA Format
World Health Organization (WHO) . Principles and methods for the assessment of nephrotoxicity associated with exposure to chemical. : Geneva WHO 1991,
Australian/Harvard Format
World Health Organization (WHO) . . Principles and methods for the assessment of nephrotoxicity associated with exposure to chemical. Geneva WHO 1991, 
Warning: These citations may not always be 100% accurate.