@book{42812,
	author = {Ors Pérez, Alvaro d'.},
	title = {Una introducción al estudio del derecho},
	publisher = {Ediciones Rialp},
	year = {c1982.},
	series = {Libros de bolsillo Rialp},
	address = {Madrid},
	edition = {5. ed.},
	note = {Includes index.}
}