APA-čujuhus (7. p.)
Earl, B. (1963). Introduction to probability: A programmed unit in modern mathematics (1a. ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)
Earl, Boyd. Introduction to Probability: A Programmed Unit in Modern Mathematics. 1a. ed. McGraw-Hill, 1963.
MLA-čujuhus (9. p.)
Earl, Boyd. Introduction to Probability: A Programmed Unit in Modern Mathematics. 1a. ed. McGraw-Hill, 1963.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.