Cita APA

Duncan, E. R. (1977). Dimensions of world food problems. IOWA State University Press.

Citación estilo Chicago

Duncan, E R. Dimensions of World Food Problems. USA: IOWA State University Press, 1977.

Cita MLA

Duncan, E R. Dimensions of World Food Problems. IOWA State University Press, 1977.

Warning: These citations may not always be 100% accurate.