00463nam a2200157 a 450000500170000000800410001702000180005804000210007610000210009724500460011825000120016426000520017630000160022850000510024465000100029520230727140718.0070914s19uu    xx            00    eng d  a971-08-5797-5  6CLRCaCLRCcCLRC10aCruz, Corazon L.10aIntroduction to logic /cCorazon L. Cruz.  a4th ed.0 aMandaluyong City :bNational Bookstore,cc2004.  axii, 363 p.  aIncludes bibliographical references and index.  aLogic