APA (7th ed.) Citation

Ardales, V. B. (1998). Logic made easy (2nd ed.). Concerns.

Chicago Style (17th ed.) Citation

Ardales, Venancio B. Logic Made Easy. 2nd ed. Iloilo City: Concerns, 1998.

MLA (9th ed.) Citation

Ardales, Venancio B. Logic Made Easy. 2nd ed. Concerns, 1998.