APA aipamena

Richards, P. (1985). Indigenous agriculture revolution: Ecology and food production in West Africa. Hutchinson.

Chicago Style aipamena

Richards, Paul. Indigenous Agriculture Revolution: Ecology and Food Production in West Africa. London: Hutchinson, 1985.

MLA aipamena

Richards, Paul. Indigenous Agriculture Revolution: Ecology and Food Production in West Africa. Hutchinson, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.