Citazione Stile APA (7a Edizione)

Amjadi, A., & Yeats, A. J. (1996). Did external barriers cause the marginalization of Sub-Saharan Africa in World Traden. World Bank.

Citazione stile Chigago Style (17a edizione)

Amjadi, Azita, e Alexander J. Yeats. Did External Barriers Cause the Marginalization of Sub-Saharan Africa in World Traden. Washington, D.C: World Bank, 1996.

Citatione MLA (9a ed.)

Amjadi, Azita, e Alexander J. Yeats. Did External Barriers Cause the Marginalization of Sub-Saharan Africa in World Traden. World Bank, 1996.