Classification and diagnostics of soils of the USSR /

New Delhi : Published for the U.S. Dept. of Agriculture, and the National Science Foundation, Washington, D.C., by Amerind Pub. Co., 1986

Ideas underlying soil systematics = Myśli przewodnie systematyki gleb /

by Strzemski, Michał
Warsaw, Poland : Published for the Dept. of Agriculture and the National Science Foundation, Washington, D. C., by the Foreign Scientific Publications Department of the National Center for Scientific Technical and Economic Information : available from the United States Dept. of Commerce, National Technical Information Service, 1975