TY  - BOOK
AU  - Brydson,J.A.
TI  - Plastics materials / 
U1  - 668.4 BRY 
PY  - 1975///
CY  - London : 
PB  - Newnes-Butterworths, 
KW  - Plastics
N1  -  Includes bibliographical references
ER  -