APA Format
World Health Organization . (2016). Preventing disease through healthy environements : a global assessment of the burden of disease from environmental risk. : WHO
MLA Format
World Health Organization . Preventing disease through healthy environements : a global assessment of the burden of disease from environmental risk. : WHO, 2016
Australian/Harvard Format
World Health Organization . 2016. Preventing disease through healthy environements : a global assessment of the burden of disease from environmental risk. WHO, 
Warning: These citations may not always be 100% accurate.