Larson, R. E. (1989). Algebra and Trigonometry (2nd ed.). D.C. Heath and Co..
Chicago-čujuhus (17. p.)Larson, Roland E. Algebra and Trigonometry. 2nd ed. Lexington: D.C. Heath and Co., 1989.
MLA-čujuhus (9. p.)Larson, Roland E. Algebra and Trigonometry. 2nd ed. D.C. Heath and Co., 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.