00293nam a2200097Ia 4500008004100000040002500041082001900066100003200085245003400117260004400151240215s9999    xx            000 0 und d  aNORSU-DumcNORSU-Dum  aFil/323/C88/c5  aDr. De La Cruz, Leonardo D. 0aPamayanan Buhay at Pag-unlock  bSocial Studies Publications, Inc.c1983