Introduction to Logic by Irving M. Copi - 1968 Hardcover Vintage - 3rd Edition

Introduction to Informal Logic - Second Edition - Irving M. Copi

Introduction to Logic (13th Edition) - Hardcover By Copi, Irving M. - GOOD

Introduction to Logic by Carl Cohen, Kenneth McMahon and Irving M Copi Paperback

FAST SHIP- Introduction to Logic by Irving M. Copi, 15th International ed.

Introduction to Logic Sixth Edition Irving M. Copi Hardcover Macmillan

Introduction to Logic by Irving Copi seventh edition

Symbolic Logic Fifth Edition Irving Copi Hardcover