121
122
132
Autores Guevara Castillo, Luis
Publicado 1999-01-01
Descripción:
“... the rule studied was addition with 16 children aged five to seven years when they choose play group...”Publicado 1999-01-01
135
Autores Solís Cámara R., Pedro, Díaz Romero, Marysela, Ovando, Perla del Carpio, Esquivel Flores, Eva, Acosta Gonzalez, Itzel, Torres, Alba de Jesús
Publicado 2007-07-01
Publicado 2007-07-01
137