Buenaflor, Lionel E. The art of critical thinking : logic for Filipino students / Lionel E. Buenaflor. - Third edition - Mandaluyong City : Books atbp. Pub., c2014. - xi, 303 pages; 23 cm. Includes bibliographical references (p. 301-303). ISBN: 978-9-71041251-8 (pbk.) Subjects--Topical Terms: Logic. Dewey Class. No.: DFil 160 / B86a