ISBN 0486242242 books & textbook
Challenging Puzzles in Logic
Dover Publications /1982-06-01 Paperback / 96 Pages
isbn-10: 0486242242 / isbn-13: 9780486242248
Dover Publications /1982-06-01 Paperback / 96 Pages
isbn-10: 0486242242 / isbn-13: 9780486242248