Concise Introduction to Logic - by Patrick Hurley

Introduction to Logic by Irving M. Copi, 15th International ed Softcover

A Concise Introduction to Mathematical Logic (Universitext)

Introduction to Logic - Paperback, by Jason Lisle - Very Good

Introduction to Logic Jason Lisle Informal Fallacies Student Edition

VERY GOOD Traditional Logic 1 Introduction SET Memoria Press Workbook Text Key

Concise Introduction To Logic - by Hurley

Introduction to Logic Design by Alan Marcovitz