APA-čujuhus (7. p.)
Nag, N., & Nag, S. (2017). Mathematics: BBA 2nd semester (2nd ed.). Kalyani Pub.
Chicago-čujuhus (17. p.)
Nag, N.K, juo S.K Nag. Mathematics: BBA 2nd Semester. 2nd ed. Kolkata: Kalyani Pub, 2017.
MLA-čujuhus (9. p.)
Nag, N.K, juo S.K Nag. Mathematics: BBA 2nd Semester. 2nd ed. Kalyani Pub, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.