APA Format
WHO . (). Effective teaching: a guide for educating healthcare providers: field-test version December 2003. : Geneva: WHO, 2003
MLA Format
WHO . Effective teaching: a guide for educating healthcare providers: field-test version December 2003. : Geneva: WHO, 2003,
Australian/Harvard Format
WHO . . Effective teaching: a guide for educating healthcare providers: field-test version December 2003. Geneva: WHO, 2003, 
Warning: These citations may not always be 100% accurate.