Natarajan, A M. Theory of computation / by A.M.Natarajan,A.Tamilarasi and P.Balasubramani. - / . - New Delhi : New Age International , 2003. - 421p. : ills. ; 23cm 20cm . NULL ISBN: 8122414737 RS195.00 Subjects--Index Terms: COMPUTER APPLICATION Dewey Class. No.: 005.13 / NAT/T