@book{ IRIARTE_NÚÑEZ_FELICES:68,

author = { EMILIO IRIARTE ROMERO and EMILIA NÚÑEZ PÉREZ and ÁNGEL MIGUEL FELICES LAGO } ,

title = { EMPRESA SIGLO XXI. LIBRO DE CLAVES. },

publisher = { EDINUMEN },

address = { MADRID, ESPAÑA },

year = { 2009 },

pages = { 68 },

isbn = { 978-84-9848-1 },

}