WHEELER, R. E. (1988). Modern mathematics.-- Ed.7. Brooks/Cole Pub.
Chicago-čujuhus (17. p.)WHEELER, Ruric E. Modern Mathematics.-- Ed.7. Pacific Grove: Brooks/Cole Pub, 1988.
MLA-čujuhus (9. p.)WHEELER, Ruric E. Modern Mathematics.-- Ed.7. Brooks/Cole Pub, 1988.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.