A Friendly Introduction to Mathematical Logic (Paperback or Softback)

Introduction to Logic Informal Fallacies by Jason Lisle Masterbooks Paperback

Introduction to Logic and Sets (Paperback or Softback)

An Introduction to Mathematical Logic (Paperback or Softback)

An Introduction to Symbolic Logic (Paperback or Softback)

An Introduction to Formal Logic: Second Edition (Paperback or Softback)

A Concise Introduction to Logic (Paperback or Softback)

Introduction to Logic by Gensler, Harry J Paperback / softback Book