TY  - BOOK
AU  - Pratt, Terrence W., 
AU  - Zelkowitz, Marvin V., 
TI  - Programming Languages: Design and Implementation 
SN  - 8178085534
U1  - 005.13 
PY  - 2001///.
CY  - Delhi
PB  - Pearson Education, 
ER  -