Farming systems of the world
Duckham, A.N.
Farming systems of the world A.N. Duckham and G.B. Masefiedl - Bombay Allied Publishers 1970 - xviii, 542 p.; 24cm.
630 D858F
Farming systems of the world A.N. Duckham and G.B. Masefiedl - Bombay Allied Publishers 1970 - xviii, 542 p.; 24cm.
630 D858F