Agricultural systems of the world : An evolutionary approach
D.B. Grigg
Agricultural systems of the world : An evolutionary approach - London Cambridge University Press 1974 - 358p
D.B. Grigg: Agricultural systems of the world : An evolutionary approach. London. Cambridge University Press, 1974. 0521-20269-8--(630GRI)
ENGLISH
0521-20269-8
630 / GRI
Agricultural systems of the world : An evolutionary approach - London Cambridge University Press 1974 - 358p
D.B. Grigg: Agricultural systems of the world : An evolutionary approach. London. Cambridge University Press, 1974. 0521-20269-8--(630GRI)
ENGLISH
0521-20269-8
630 / GRI
