TY  - BOOK
AU  - Ashby,Mary
AU  - Clark,Debbie
TI  - Soil
SN  - 9780003011197
U1  - 500 21
PY  - 1998///
CY  - London
PB  - Collins Educational
KW  - Science
KW  - sears
N1  - Scientific Notions
ER  -