Hey,

Delhi University do not conduct any entrance exam for admission into the B.COM (//B.COM) Hons course. The admission is done based on the marks scored in the last qualifying examination i.e. class 12. The eligibility criteria for DU B.Com (//B.Com) states that:

• Candidates need to have 50% marks in Mathematics/business Mathematics in class 12.
• Candidates need to have 60% aggregate marks in English/Hindi along with the other best three subjects.

As there is no entrance exam for B.COM (//B.COM) Hons in DU, there is no as such best books for it,

You can know more about DU B.COM (//B.COM) detailed eligibility criteria, required subjects over here: https://university.careers360.com/articles/du-bcom-eligibility-criteria