ISBN 8483256371 books & textbook
Matematika 5-Kometa -Bat-: Kometa Ibiltari Proiektua (Basque Edition)
Arribas Alonso, Carlos Rodríguez Pedrero, Celestino Puras Puras, Yolanda
Editorial Ibaizabal /2002T Paperback / 192 Pages
isbn-10: 8483256371 / isbn-13: 9788483256374