TY  - BOOK
AU  - Varma, Saradhi, G. P and Rao, Thirupathi, B 
TI  - Theory of computation: formal languages and automata theory 
SN  - 81-88429-94-5 
U1  - 004 VAR  
PY  - 2005///
CY  - Scitech publications 
PB  - Channai 
KW  - COMPUTER SCIENCE
ER  -