Butler, B.E..
Soil Classification for soil survey / - 1st ed / - Oxford OX2 6DP : Oxford University Press. - 129p :
0-19-854510-X
Soil-Surveys
J:1(H1:811):u / M0
Soil Classification for soil survey / - 1st ed / - Oxford OX2 6DP : Oxford University Press. - 129p :
0-19-854510-X
Soil-Surveys
J:1(H1:811):u / M0