TY  - BOOK
AU  - Barton,Byron
TI  - Machines at work
SN  - 069401107X
PY  - 1997///
CY  - [S. l.]
PB  - HarperFestival, 
KW  - Machinery
KW  - Juvenile fiction
KW  - Building
KW  - Construction equipment
ER  -