Gaya APA

Simmons, J, S., }, {, E, A. (1954). Global Epidemiology A Geografi of Desease and Sanitation (Volume 3). Philadelphia: J.B. Lippincott Company.

Gaya MLA

Simmons, James, Stevens., }, {, Et, Al. "Global Epidemiology A Geografi of Desease and Sanitation". Volume 3 Philadelphia: J.B. Lippincott Company, 1954. Lawas.