APA Format
WHO . (). Managing complications in pregnancy and childbirth: a guide for midwives and doctors. : Geneva: WHO, 2000
MLA Format
WHO . Managing complications in pregnancy and childbirth: a guide for midwives and doctors. : Geneva: WHO, 2000,
Australian/Harvard Format
WHO . . Managing complications in pregnancy and childbirth: a guide for midwives and doctors. Geneva: WHO, 2000, 
Warning: These citations may not always be 100% accurate.