Grigg, David B.
The agricultural systems of the world : an evolutionary approach / D. B. Grigg. - London ; New York : Cambridge University Press, 1974. - ix, 358 p. : maps ; 24 cm. - Cambridge geographical studies ; 5 .
Includes index.
Bibliography: p. 308-343.
0521202698 0521098432
B-9852
73082451
Agricultural geography.
Agriculture--History.
S439 / .G74 1974
The agricultural systems of the world : an evolutionary approach / D. B. Grigg. - London ; New York : Cambridge University Press, 1974. - ix, 358 p. : maps ; 24 cm. - Cambridge geographical studies ; 5 .
Includes index.
Bibliography: p. 308-343.
0521202698 0521098432
B-9852
73082451
Agricultural geography.
Agriculture--History.
S439 / .G74 1974