BLUMENFELD, D. (2001). Operations research calculations handbook. CRC.
Chicago-čujuhus (17. p.)BLUMENFELD, Dennis. Operations Research Calculations Handbook. Boca Raton: CRC, 2001.
MLA-čujuhus (9. p.)BLUMENFELD, Dennis. Operations Research Calculations Handbook. CRC, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.