TY  - BOOK
AU  - Hopcroft, john E.;Motwani, Rajeev; Ullman, jeffrey D.
TI  - Introduction Automata theory, languages, and computation
SN  - 9788131720479
U1  - 629.8312 HOP 
PY  - 2008///
CY  - Noida
PB  - Pearson
ER  -