Boolos, George. Computability and logic. - 5th ed. / George S. Boolos, John P. Burgess, Richard C. Jeffrey. - Cambridge ; New York : Cambridge University Press, 2007. - xiii, 350 p. : ill. ; 26 cm. Includes bibliographical references (p. 341) and index. ISBN: 9780521877527 (hbk.) 0521877520 (hbk.) 9780521701464 (pbk.) 0521701465 (pbk.) LCCN: 2007014225 Subjects--Topical Terms: Computable functions.Recursive functions.Logic, Symbolic and mathematical. LC Class. No.: QA9.59 / .B66 2007 Dewey Class. No.: 511.352