Grigg, D. B. (1974). The agricultural systems of the world: An evolutionary approach. [S.l.]: New York : Cambridge University Press.
Chicago Style CitationGrigg, David B. The Agricultural Systems of the World: An Evolutionary Approach. [S.l.]: New York : Cambridge University Press, 1974.
MLA CitationGrigg, David B. The Agricultural Systems of the World: An Evolutionary Approach. [S.l.]: New York : Cambridge University Press, 1974.
Warning: These citations may not always be 100% accurate.