@book{ IRIARTE_Núñez-Pérez_FELICES:67,

author = { EMILIO IRIARTE ROMERO and Emilia Núñez-Pérez and ÁNGEL MIGUEL FELICES LAGO } ,

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

publisher = { EDINUMEN },

address = { MADRID },

year = { 2009 },

pages = { 67 },

isbn = { 978-84-9848-197-6 },

}