TY  - BOOK
AU  - Hopcroft, John E; Motwani, Rajeev and Ullman, Jeffrey D.
TI  - Introduction to automata, theory, languages and computing
SN  - 9788131720479
AV  - 511.3 
U1  - 511.3 22
PY  - 2012///
CY  - NA
PB  - Dorling Kindersley
ER  -