00515nam a2200205Ia 4500008004100000020001800041050001500059050001800074100002200092245002200114245002200136260001700158260002500175260000900200300001600209300002000225300001100245500004100256650001200297160303s9999    xx            000 0 und d  a971-086-383-5  aFIL BC 108  b.M35 2003 c.1  aMalitao, Arnel L.  aEssential logic /  cArnel L. Malitao.  aMandaluyong:  bNational Book Store,  c2003  a266 pages :  billustrations ;  c22 cm.  aIncludes bibliographical references.  aLogic.