GUPTA, J. D. (1987). Mathematics For Business And Economics Jd Gupta; Pk. Gupta And Man Mohan. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)GUPTA, J D. Mathematics For Business And Economics Jd Gupta; Pk. Gupta And Man Mohan. McGraw-Hill, 1987.
MLA način citiranja (8. izdanje)GUPTA, J D. Mathematics For Business And Economics Jd Gupta; Pk. Gupta And Man Mohan. McGraw-Hill, 1987.
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