TY  - BOOK
AU  - Aho, Alfred V.
AU  - Sethi, Ravi.
AU  - Ullman, Jeffrey D
TI  - Compilers: principles,     techniques and tools
SN  - 217808046X.
U1  - 005.453 
PY  - 1986///
CY  - New Delhi
PB  - Pearson Education Asia
KW  - Compilers (Computer programs)
KW  - Pascal (Computer program language)
ER  -