TY  - BOOK
AU  - Ward,Alan
AU  - Pollard,Pippa
AU  - Snell,Mike
TI  - Machines at work
T2  - Science discovery
SN  - 9780749611422
U1  - 670 21
PY  - 1993///
CY  - London
PB  - Watts Books
KW  - Industry
KW  - sears
N1  - The World Around Us (Industries)
ER  -