Monroe C. Beardsley, Practical Logic (ninth printing, 1950)

Introduction to Logic by Carl Cohen and Irving M. Copi (1997, Hardcover)

Thinking Straight by Monroe C. Beardsley Third Edition Prentice-Hall Logic

Symbolic Logic Fifth Edition Irving Copi Hardcover

Methods of Logic by Willard Van Orman Quine 1950 Hardcover Philosophy Textbook

Pearson Prentice Hall Programmable Logic Controllers 2nd Ed Hardcover CD 2009

Introduction to Logic; 10th Edition - hardcover, Irving M Copi, 0132425874

Symbolic Logic by Irving M. Copi (1979, Hardcover)