00714nam a2200217Ia 4500 262021 OCoLC 20160527192626.0 030821s2000 pr a fr spa d 1881713903 29.95 PIF PIF PUXA ab ev 21 500 C569 Q161.2 .C53 2000 Ciencias en Puerto Rico siglo XXI Jesús Santiago, coordinador del proyecto. Hato Rey, P.R. Publicaciones Puertorriqueñas 2000. xiii, 240 p. ill. 27 cm. Science Juvenile literature. Local 166868 Science Study and teaching (Primary) Local 166868 Santiago, Jesús. Local 165150 188676 188676 0 0 ddc 0 500_000000000000000_C569 0 evpr 182111 10 10 B 2016-05-27 Publicaciones PuertorriqueÞas 24.95 370748 0 500 C569 80000002190943 2016-05-27 00:00:00 r:262021 6 0 0 ddc 0 500_000000000000000_C569_2000 0 evpr 182115 10 10 B 2016-05-27 DonaciØn Guayama 400939 0 500 C569 2000 80000002281981 2016-05-27 00:00:00 c.2 r:262021 6 0 0 ddc 0 500_000000000000000_C569 0 abpr 182120 1 1 B 2016-05-27 369997 0 500 C569 60000002994405 2016-05-27 00:00:00 r:262021 23