International African Seminar, Fourah Bay College, Meillassoux, C., & Forde, D. (1971). The development of indigenous trade and markets in West Africa: Studies presented and discussed at the Tenth International African Seminar at Fourah Bay College, Freetown, December 1969. Oxford University Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational African Seminar, Fourah Bay College, Claude Meillassoux, এবং Daryll Forde. The Development of Indigenous Trade and Markets in West Africa: Studies Presented and Discussed at the Tenth International African Seminar at Fourah Bay College, Freetown, December 1969. London: Oxford University Press, 1971.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিInternational African Seminar, Fourah Bay College, et al. The Development of Indigenous Trade and Markets in West Africa: Studies Presented and Discussed at the Tenth International African Seminar at Fourah Bay College, Freetown, December 1969. Oxford University Press, 1971.