APA-referens (7:e uppl.)

C.B.E., G. u. y. (1948). An Introduction the theory of statistics. charles griffin.

Chicago-referens (17:e uppl.)

C.B.E., G. udny yule. An Introduction the Theory of Statistics. london: charles griffin, 1948.

MLA-referens (9:e uppl.)

C.B.E., G. udny yule. An Introduction the Theory of Statistics. charles griffin, 1948.