Cita APA

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

Chicago Edition Citation

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.

Atenció: Aquestes cites poden no estar 100% correctes.