TY  - BOOK
AU  - Hopcroff, John E.
AU  - Ullman, Jeffery D
AU  - .
TI  - Introduction to automata theory, languages and computation
SN  - 8185015961
U1  - 005.131 
PY  - 2002///
CY  - New Delhi
PB  - Narosa Publishing House
KW  - Automata theory
KW  - Computer languages
KW  - Computation
ER  -