TY  - BOOK
AU  - Trudgill,Stephen
TI  - Soil types: a field identification guide 
SN  - 1851531963
PY  - 1989///
CY  - Shrewsbury, Gt. Britain
PB  - Field Studies Council
KW  - Soils
KW  - Classification
N1  - Reprinted from Field Studies, Vol.7 No. 2 (1989)
ER  -