Ceniza, Claro R.  <br/><br/>Elementary logic Claro R. Ceniza.  -- 3rd ed.  -- Manila:  DLSU Press.  1994.  <br/>ix, 243 p. ;  23 cm.   -- Elementary logic  . - Ceniza, Claro R.  .<br/><br/> Includes bibliographical references and indexes.  <br/><br/><label>ISBN: </label>971-555-007-X <br/><br/><label>Subjects--Topical Terms: </label><br/>Logic. <br/><br/><label>Dewey Class. No.: </label>Fil 160 C332 1994