@book{47537,
	author = {Otero, Blas de, and Universidad de Puerto Rico},
	title = {Esto no es un libro / },
	publisher = {Universidad de Puerto Rico, },
	year = {1963.},
	series = {Cuadernos de cultura y cultivo},
	address = {San Juan de Puerto Rico : },
	edition = {1ª ed.}
}