ISBN 9780416375107 books & textbook
A Companion to Modal Logic
Hughes, G. E. Cresswell, M. J.
Routledge Kegan & Paul /1985T Paperback / 220 Pages
isbn-10: 0416375103 / isbn-13: 9780416375107
Hughes, G. E. Cresswell, M. J.
Routledge Kegan & Paul /1985T Paperback / 220 Pages
isbn-10: 0416375103 / isbn-13: 9780416375107