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

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

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

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

Logic demystified حسب Boutelle, Anthony

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

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

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

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

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Introduction to logic حسب Copi, Irving M.