APA Format
World Health Organization (WHO) . (). The training and preparation of teachers for medical schools with special regards to the needs of developing countries. : Geneva WHO 1966
MLA Format
World Health Organization (WHO) . The training and preparation of teachers for medical schools with special regards to the needs of developing countries. : Geneva WHO 1966,
Australian/Harvard Format
World Health Organization (WHO) . . The training and preparation of teachers for medical schools with special regards to the needs of developing countries. Geneva WHO 1966, 
Warning: These citations may not always be 100% accurate.