Clegg, F. (1990). Simple statistics: A course book for the social sciences. Cambridge University Press.
Chicago-čujuhus (17. p.)Clegg, Frances. Simple Statistics: A Course Book for the Social Sciences. London: Cambridge University Press, 1990.
MLA-čujuhus (9. p.)Clegg, Frances. Simple Statistics: A Course Book for the Social Sciences. Cambridge University Press, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.