Copi, Irving M. Symbolic logic / Irving M. Copi. - 5th ed. - New Delhi: Prentice-Hall, c1997. - xiii, 398p. ill.;, figs.; 22cm. Includes index. Dept. of EEE ISBN: 8120309707 Subjects--Topical Terms: The method of deduction Dewey Class. No.: 511.3 / COS