Rand, A., & Branden, N. (1964). The virtue of selfishness : a new concept of egoism / by Ayn Rand ; with additional articles by Nathaniel Branden: A new concept of egoism (Centennial ed.). Signet.
Chicago Style (17th ed.) CitationRand, Ayn, and Nathaniel Branden. The Virtue of Selfishness : A New Concept of Egoism / by Ayn Rand ; with Additional Articles by Nathaniel Branden: A New Concept of Egoism. Centennial ed. New York ; London: Signet, 1964.
MLA (9th ed.) CitationRand, Ayn, and Nathaniel Branden. The Virtue of Selfishness : A New Concept of Egoism / by Ayn Rand ; with Additional Articles by Nathaniel Branden: A New Concept of Egoism. Centennial ed. Signet, 1964.
Warning: These citations may not always be 100% accurate.