Add this copy of Propositional Calculus (Monographs in Modern Logic) to cart. $59.14, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 1962 by Routledge Kegan Paul.
Add this copy of Propositional Calculus (Monographs in Modern Logic) to cart. $93.80, new condition, Sold by Just one more Chapter rated 4.0 out of 5 stars, ships from Miramar, FL, UNITED STATES, published 1962 by Routledge Kegan Paul.
