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
793.73 S9557.N72 W29599
Summers George J Test your logic: 50 puzzles in Deduction Reasoning New York Dover pub. 1972 100p. * Puzzles