Piñon, Manuel T., <br/><br/>Fundamental logic / Manuel T. Piñon  - Manila, Philippines :  University of Santo Thomas,  [date of publication not identified]  ©1973  - xiv, 324 pages ;  22 cm <br/><br/>Includes bibliographical references. <br/><br/>Piñon, M. T. (1973). Fundamental logic. Manila, Philippines: University of Santo Thomas.  <br/><br/><label>Subjects--Topical Terms: </label><br/>Logic--General works, treatises, and advanced textbooks.<br/><br/><label>LC Class. No.: </label>BC 39.5  / P65 1973