TY  - BOOK
AU  - Butler,B.E.
TI  - Soil classification for soil survey
SN  - 019854510x
PY  - 1980///
CY  - Oxford
PB  - Clarendon Press
KW  - Soils
KW  - Classification
KW  - Soil
KW  - surveys
N1  - Includes bibliographical references and indexes
ER  -