00339nam a2200109Ia 4500008004100000040002500041082001300066100008400079245003200163260002600195300000800221230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a 501 So6  aSoriano, Joventino D. and Beatriz Aglibut-Soria and Trinidad Opiniano-Abenojar. 0aScience for school children  bJMC Press, Inc.c1971  a395