Logica Formale E Informale

Cognella Academic Publishing

Logic Made Easy: A Concise Introduction to Informal and Formal Logic

Logic in Practice: A First Guide For Both Formal and Informal Reasoning (English Edition)

Springer

In Defense of Informal Logic (Argumentation Library Book 2) (English Edition)

Springer

Argument, Inference and Dialectic: Collected Papers on Informal Logic with an Introduction by Hans V. Hansen (Argumentation Library Book 4) (English Edition)

Springer

The Argument of Mathematics: 30                  

Dover Publications

First Course in Mathematical Logic (Dover Books on Mathematics) (English Edition)

Betascript Publishing

Formal Fallacy: Philosophical Logic, Informal Fallacy, Logical Form

Springer

Introduction to Logic and Logical Discourse      

Routledge

Simple Formal Logic: With Common-Sense Symbolic Techniques (English Edition)

Brill Academic Pub

Formal and Informal Methods in Philosophy