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

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

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

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

Logic demystified по Boutelle, Anthony

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

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

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

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

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Introduction to logic по Copi, Irving M.