TY  - BOOK
AU  - Beer, Ferdinand  P.
AU  - Dewolf,John T  .
AU  - Johnston,Russell  E.
TI  - Mechanics of materials / 
U1  - 624.17 
PY  - 2007///
CY  - New Delhi : 
PB  - Tata Mc-Graw Hill Publishing Company , 
ER  -