@book{51541,
	author = {Cheyne, George J. G. and Vidal de Cheyne, Assumpció.},
	title = {Estudio bibliográfico de la obra de Joaquín Costa },
	publisher = {Guara, },
	year = {[1981]},
	series = {Colección básica aragonesa ; },
	address = {Zaragoza : },
	note = {Índice.}
}