Tang Greg. Math for all seasons. Scholastic.
Chicago-čujuhus (17. p.)Tang Greg. Math for All Seasons. New Delhi: Scholastic.
MLA-čujuhus (9. p.)Tang Greg. Math for All Seasons. Scholastic.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.