00379cam a2200169   450000500170000024500420001702000050005910000230006404400130008725000100010004100080011030000240011850000050014283000060014726000400015308200160019320260711133810.0  aNueva enciclopedia temáticaTomo 2b  a  aEditorial Richards  aPanamá  a14ª   aspa  a567 p. il.; 26 cm.   a  v2  aPanamá bEditorial Richardsc1972  a030 bR515n