@book{ Solr-1806, title = {Matematika: Lehen Mailako Hezkuntza 5 / Rosa Comabella... [et al.]; Itzulpena: Jose Ramon Etxebarria Bilbao; Ilustrazioak: Antonio Porqueras Llopis}, series = {Etnos proiektua}, author = {Comabella Bernat, Rosa}, editor = {Etxebarria, Jose Ramon}, editor = {Porqueras Llopis, Antonio}, address = {Giltza}, publisher = {: Sondika}, year = {2006}, note = {2005.11.02}, url = { http://www.edebe.com} }