Rand, Ayn, The virtue of selfishness : a new concept of egoism / by Ayn Rand ; with additional articles by Nathaniel Branden. - New York : New American Library, (c)1964. - 151 pages ; 18 cm. "Signet book". Subjects--Topical Terms: Egoism. LC Class. No.: BJ1474 / .V578 1964