IMS, P. (2006). Quantitative skill builder. IMS Publications.
Chicago-čujuhus (17. p.)IMS, Publications. Quantitative Skill Builder. Mumbai: IMS Publications, 2006.
MLA-čujuhus (9. p.)IMS, Publications. Quantitative Skill Builder. IMS Publications, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.