Risk, James E. Marriage-Contract and sacraments a manual of the laws of the catholic church on marriage for the use of american lawyers by James E. Risk. - Chicago Calaghan 1957. - XV, 187 p. 25 cm. Includes bibliographical references (p. 175-178) and index. LCCN: Subjects--Topical Terms: Marriage (Canon law) Subjects--Index Terms: Matrimonio (Derecho canĂ³nico).