@book{ MADRID_MCLAREN:72,

author = { DANIEL MADRID FERNÁNDEZ and NEIL MCLAREN } ,

title = { MAKING FRIENDS 1 },

publisher = { LA CALESA },

address = { VALADOLID, },

year = { 1993 },

pages = { 72 },

isbn = { 84-8105-031-8 },

}