Selected papers in soil farmation and classification - J.V Drew; R.B Grossman H.W Smith J.L Retzer (Wisconsin Soil Science Society America Inc, 1967)
J.V Drew; R.B Grossman; H.W Smith & J.L Retzer: Selected papers in soil farmation and classification. Wisconsin. Soil Science Society America Inc, 1967.--(631.44DRE)
ENGLISH