Luger, George F. Artificial intelligence : structures and strategies for complex problem solving / George F Luger. - 4th ed. - New Delhi : Pearson Education, 2002. - xxiii, 856 p. : ill. ; 27 cm. Includes bibliographical references and indexes. ISBN: 8177588753 Subjects--Topical Terms: Artificial intelligence. Dewey Class. No.: 006.3 / LUA