Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
511/.3 Lemmon, E. J., ((Edward John)) Beginning logic / E. J. Lemmon. - Indianapolis : Hackett Pub. Co., c1978. x, 225 p. ; 22 cm. Includes index. 0915144506 * Propositional calculus. Predicate calculus.