TY  - BOOK
AU  - Pytel, Andrew .
AU  - Singer,FerdinandL  .
TI  - Strength of materials / 
SN  - 0-06-350599-1
U1  - 624.17 
PY  - 1987///
CY  -  : 
PB  - INDUS Harper collins publishers India  pvt Ltd , 
ER  -