Παραπομπή APA

Claessens, S. ,., & Duncan, R. C. (1993). Managing commodity price risk in developing countries: A world bank book. The johns hopkins university press.

Παραπομπή Chicago Style

Claessens, Stijn ,ed, και Ronald C. Duncan. Managing Commodity Price Risk in Developing Countries: A World Bank Book. London: The johns hopkins university press, 1993.

Παραπομπή MLA

Claessens, Stijn ,ed, και Ronald C. Duncan. Managing Commodity Price Risk in Developing Countries: A World Bank Book. The johns hopkins university press, 1993.