00763nam a2200241Ia 4500 150961 BIBL 20160527195716.0 940208s1968 ag b 00010 spa fel36002609 /L/r93 CACG Q181 .V45 372.35 372.35 V583e E Vessel, Matthew F. Local 185238 Las ciencias en la escuela primaria Mattew F. Vessel. Buenos Aires Ediciones Troquel 1968. 156 p. Biblioteca de la nueva educación Local 61482 Translation of : Elementary school science teaching. Bibliography : p. [147]-150. Science Study and teaching (Elementary) Local 166868 124683 124683 0 0 0 372_350000000000000_V583E_E 0 abl 279958 1 1 17 2016-05-27 226191 0 372.35 V583e E mq226191 2016-05-27 00:00:00 r:150961 z:NCC:D 6 0 0 0 372_350000000000000_V583E_E 0 abl 279963 1 1 17 2016-05-27 226190 0 372.35 V583e E mq226190 2016-05-27 00:00:00 r:150961 z:NCC:D 6