Logic as a tool a guide to formal logical reasoning von Goranko, Valentin

Modal logic for philosophers von Garson, James W. 1943-

Elements of logic an integrative approach von Maboloc, Christopher Ryan B., Pascua, Edgar B. II

Teaching and learning logic (critical thinking) von Joven, Jose R.

Logic demystified von Boutelle, Anthony

Selected chpaters for the power of logic von Howard-Snyder, Frances

Logic towards critical thinking and reasoning von Ardales, Venancio B.

Logic towards critical thinking and reasoning von Ardales, Venancio B.

How to think logically von Seay, Gary, Nuccetelli, Susana

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Introduction to logic von Copi, Irving M.