FAO-Unesco soil map of the world : 1:5 000 000 ;
FAO-Unesco soil map of the world : 1:5 000 000 ; volume 1: legend /
prepared by the Food and Agriculture Organization of the United Nations.
- Paris : Unesco, 1974.
- vii, 59 p.
9231011251
Soils--Maps.
Agriculture--Maps.
9231011251
Soils--Maps.
Agriculture--Maps.