1.
Major Soil Classification Systems: Soils of Cameroon
by P.K. Yerima, Bernard, Ranst...
ISBN: 9781412057899
List Price: $45.00
2.
Introduction to Soil Science: Soils of the Tropics
by P. K. Yerima, Bernard, Rans...
ISBN: 9781412058537
List Price: $45.00