APA Format
World Health Organization (WHO) . (). The psychiatric hospital as a centre for preventive work in mental health, first report...,TRS.134. : Geneva WHO 1957
MLA Format
World Health Organization (WHO) . The psychiatric hospital as a centre for preventive work in mental health, first report...,TRS.134. : Geneva WHO 1957,
Australian/Harvard Format
World Health Organization (WHO) . . The psychiatric hospital as a centre for preventive work in mental health, first report...,TRS.134. Geneva WHO 1957, 
Warning: These citations may not always be 100% accurate.