@book{52901,
	author = {Delachet, André. and Bergadá, Doménec.},
	title = {La resistencia de los materiales / },
	publisher = {Oikos-Tau, },
	year = {[1970]},
	series = {¿Qué sé?},
	address = {Barcelona : },
	edition = {[1ª ed.].}
}