TY  - BOOK
AU  - Robinson,G.W.
TI  - Soils : their origin, constitution, and classification: an introduction to pedology 
U1  - 631.4 23
PY  - 1949/// [Reprinted 1951]
CY  - London
PB  - T. Murby
KW  - Soils
N1  - Includes bibliographies and indexes
ER  -