Loveday, R. (1974). Practical statistics and probability. Cambridge Uni. press.
Lua i Stíl Chicago (17ú heag.)Loveday, Robert. Practical Statistics and Probability. NULL: Cambridge Uni. press, 1974.
Lua MLA (9ú heag.)Loveday, Robert. Practical Statistics and Probability. Cambridge Uni. press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.