Gaya APA

COX, A, E., Large, E, C. (1960). Potato Blight Epidemics Throughout the World . Washington, DC: Agricultureal Research Service.

Gaya MLA

COX, A., E.., Large, E., C.. "Potato Blight Epidemics Throughout the World". Washington, DC: Agricultureal Research Service, 1960. Text.