Beltrami, E. (2013). Mathematical Models for Society and Biology (2nd ed.). Elsevier.
Chicago-čujuhus (17. p.)Beltrami, Edward. Mathematical Models for Society and Biology. 2nd ed. New York: Elsevier, 2013.
MLA-čujuhus (9. p.)Beltrami, Edward. Mathematical Models for Society and Biology. 2nd ed. Elsevier, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.