Tohutoro APA (7th ed.)
Nag, N., & Nag, S. (2011). Mathematics: For BBA-1st semester (2nd rev. ed.). Kalyani Publisher.
Tohutoru Kātū Chicago (17th ed.)
Nag, N.K, me S.K Nag. Mathematics: For BBA-1st Semester. 2nd rev. ed. Kolkata: Kalyani Publisher, 2011.
Tohutoro MLA (9th ed.)
Nag, N.K, me S.K Nag. Mathematics: For BBA-1st Semester. 2nd rev. ed. Kalyani Publisher, 2011.
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