Παραπομπή σε μορφή APA (7η εκδ.)

Berg, E. (1975). The recent economic evolution of the Sahel. Center for Research on Economic Development, University of Michigan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Berg, Elliot. The Recent Economic Evolution of the Sahel. Ann Arbor: Center for Research on Economic Development, University of Michigan, 1975.

Παραπομπή σε μορφή MLA (8th εκδ.)

Berg, Elliot. The Recent Economic Evolution of the Sahel. Center for Research on Economic Development, University of Michigan, 1975.