00313nam a2200121Ia 4500008004100000020001500041040001500056082002500071100002600096245001700122260004000139300001200179231128s9999    xx            000 0 und d  a9715421032  aPHSAcPHSA  aFIL 808.81 D34b 1996  ade Ungira, Ricardo M. 0aBody English  aDiliman Quezon CitybUP Pressc1996  a137  p.