App, S. (2011). Discrete Mathematics with Applications (4th.). Cengage.
Chicago-čujuhus (17. p.)App, Susanna. Discrete Mathematics with Applications. 4th. Cengage, 2011.
MLA-čujuhus (9. p.)App, Susanna. Discrete Mathematics with Applications. 4th. Cengage, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.