Morris, P. (1974). Statistical tests handbook. Open University Press.
Lua i Stíl Chicago (17ú heag.)Morris, Peter. Statistical Tests Handbook. Milton Keynes: Open University Press, 1974.
Lua MLA (8ú heag.)Morris, Peter. Statistical Tests Handbook. Open University Press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.