un tesoro de estrategias y actividades creadoras Sánchez, Ada R. creator text bibliography pr Río Piedras,, P. R Publicaciones Gaviota 2011 4. ed. monographic spa 481 p. ill. 21 cm. specialized Ada R. Sánchez. Bibliography : p. 463-481 Children Books and reading Study and teaching Children's literature Study and teaching 9781615050390 EVLG 120329 20180828111208.0 307157 spa