Hayslett, H. (1981). Statistics: Made simple. Heinemann.
Chicago-čujuhus (17. p.)Hayslett, H.T. Statistics: Made Simple. London: Heinemann, 1981.
MLA-čujuhus (9. p.)Hayslett, H.T. Statistics: Made Simple. Heinemann, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.