Citazione Stile APA (7a Edizione)

Ardales, V. B. (2008). Logic towards critical thinking and reasoning (3rd ed.). Educational Pub. House.

Citazione stile Chigago Style (17a edizione)

Ardales, Venancio B. Logic Towards Critical Thinking and Reasoning. 3rd ed. Manila: Educational Pub. House, 2008.

Citatione MLA (9a ed.)

Ardales, Venancio B. Logic Towards Critical Thinking and Reasoning. 3rd ed. Educational Pub. House, 2008.