@book{ ALVÁREZ_Balibrea-_Correa-_Saez-_Reyes-,

author = { ANTONIO ALVÁREZ ALCANTARA and Salvador Balibrea- and Joaquin Correa- and Alfredo Saez- and Manuel Reyes- } ,

title = { NATUR ZIENTZIAK 1 : BIGARREN HEZKUNTZA : [EUSKADI] },

publisher = { Anaya (Grupo Anaya, Hachette Livre) },

year = { 2000 },

isbn = { 84-207-9879-7 },

}