TY  - BOOK
AU  - Parker,Steve
AU  - Heinemann Library, 
TI  - Rocks and minerals
T2  - Science files
SN  - 0431143137
U1  - 553 23
PY  - 2001///
CY  - Oxford : 
PB  - Heinemann Library , 
KW  - Rocks ; Minerals
ER  -