TY  - BOOK
AU  - Hopcroft John E 
AU  - Motwani Rajeev
AU  - Ullman Jeffrey D
TI  - Introduction to Automata Theory, Languages and Computation
SN  - 9788131720479
U1  - 005.13 
PY  - 2013///
CY  - New Delhi
PB  - Pearson India
ER  -