TY  - BOOK
AU  - Kerrod, Robin
TI  - Raw materials
SN  - 0750200235 (Hb.)
AV  - Q121 .K473 1991 
PY  - 1990///
CY  - East Sussex, Englad
PB  - Wayland
KW  - Science
KW  - Encyclopedias
KW  - Technology
KW  - Natural resources
N1  - Includes index
ER  -