Hoel, P. G. (1962). Introduction to mathematical statistics (3rd.ed.). John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Hoel, Paul G. Introduction to Mathematical Statistics. 3rd.ed. New York: John Wiley & Sons, 1962.
Lua MLA (9ú heag.)Hoel, Paul G. Introduction to Mathematical Statistics. 3rd.ed. John Wiley & Sons, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.