Stewart, I., Stewart, I. G. e., Ord, H. W., Edinburgh. University. Dept. of Political Economy, & Edinburgh. University Centre of African Studies. (1965). African primary products and international trade: Papers delivered at an international seminar in the University of Edinburgh, September 1964. University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Stewart, I.G, Ian G. ed Stewart, H. W. Ord, Edinburgh. University. Dept. of Political Economy, και Edinburgh. University Centre of African Studies. African Primary Products and International Trade: Papers Delivered at an International Seminar in the University of Edinburgh, September 1964. Edinburgh: University Press, 1965.
Παραπομπή σε μορφή MLA (9th εκδ.)Stewart, I.G, et al. African Primary Products and International Trade: Papers Delivered at an International Seminar in the University of Edinburgh, September 1964. University Press, 1965.