Soils their origin, constitution, and classification : An introduction to pedology /
Robinson, G. W.
Soils their origin, constitution, and classification : An introduction to pedology / G. W. Robinson. - Ed.2 - London : Thomas Murby, 1936. - XVII, 442, 12 s. : rys. , wykr. , tab. ; 22 cm.
Soils their origin, constitution, and classification : An introduction to pedology / G. W. Robinson. - Ed.2 - London : Thomas Murby, 1936. - XVII, 442, 12 s. : rys. , wykr. , tab. ; 22 cm.