TY  - BOOK
AU  - Lawrence, H.
AU  - Vlack, Van.
TI  - A textbook of Materials Technology/ 
SN  - 0201080664
AV  - TA403.6.V3  1973 
PY  - 1973///
CY  - London
PB  - Addison-Wesley .Company
KW  - Materials Technology
ER  -