Automata and Computability by Dexter C Kozen: Used

Automata and Computability (Undergraduate Texts in Computer Science)

Automata and Computability (Undergraduate Texts in Computer Science) by Kozen

Automata and Computability (Undergraduate Texts in Computer Science) by Kozen,

Automata and Computability (Undergraduate Texts in Computer Science)

A Programming Approach to Computability (Monographs in Computer Science) by Kfo

Automata and Computability (Undergraduate Texts in Computer Science) - hardc...

Texts in Computer Science Ser.: Algorithm Design Manual by Steven S. Skiena...