Dear Bhavya,
There are many books for BSc nursing
Such as
Anatomy and Physiology by Kaarna Muni Shekhar, Nutrition by Dr. Aruna Srinivas K., Biochemistry by Dr. P. Pradhakar Rao, Fundamentals of Nutrition by S. Anuradha, Psychology by K. Madhavi, microbiology by Uppalpati Ravi, computer Education by j.V.N Ramesh.
These are some good for respective subject

I hope this information helps you

All the best