Lie, C. L. (1985). Elements of Discrete Mathematics (4th ed.). McGrawHill.
Chicago-čujuhus (17. p.)Lie, C L. Elements of Discrete Mathematics. 4th ed. New Delhi: McGrawHill, 1985.
MLA-čujuhus (9. p.)Lie, C L. Elements of Discrete Mathematics. 4th ed. McGrawHill, 1985.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.