Royden, H. L. (1968). Real analysis (Second edition.). Macmillan.
Lua i Stíl Chicago (17ú heag.)Royden, H. L. Real Analysis. Second edition. New York: Macmillan, 1968.
Lua MLA (9ú heag.)Royden, H. L. Real Analysis. Second edition. Macmillan, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.