APA-čujuhus (7. p.)

FROBERG, C. (1969). Introduction to numerical analysis: 2nd ed.

Chicago-čujuhus (17. p.)

FROBERG, Carl-Erik. Introduction to Numerical Analysis: 2nd Ed. 1969.

MLA-čujuhus (9. p.)

FROBERG, Carl-Erik. Introduction to Numerical Analysis: 2nd Ed. 1969.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.