Gaya APA

Cook, J. et al (1991). Surgery at the District Hospital : Obstetrics, Gynaecology, Orthopaedics, and Traumatology . Geneva: World Health Organization.

Gaya MLA

Cook, John. et al. "Surgery at the District Hospital : Obstetrics, Gynaecology, Orthopaedics, and Traumatology". Geneva: World Health Organization, 1991. print.