TY  - BOOK
AU  - Jeffrey, Dick
TI  - Principles of machine operation and maintenance
SN  - 0750602937
AV  - TJ 1160 Jef 
PY  - 1991///
CY  - Oxford
PB  - Butterworth/Heinemann
KW  - ENGINEERING
KW  - MACHINE--TOOLS--OPERATIONS
ER  -