@book{ Solr-1544, title = {Matematika ariketak : 5. maila / Mikel Zabaleta ; egokitzaile, Justo Egaña}, author = {Zabaleta, Mikel}, editor = {Egaña, Justo}, editor = {Irakasle Elkartea (Donostia-San Sebastián)}, address = {Donostia}, publisher = {Irakasle Elkartea}, pages = {92}, }