Following books on Indian Financial System are available over internet with certain licensing rules. Few books have limited preview permission.
Part A: Indian Financial System
Khan, M. Y. Indian Financial System.
Pathak, B. Indian Financial System.
Machiraju, H. R. Indian Financial System.
Sarkhel, J. and Salim, S. Indian Financial System (as per CBCS Syllabus of University of Calcutta).
Gurusamy, S. Indian Financial System.
Murthy and Murthy. Indian Financial System.
Sapna, M. Indian Financial System.
Zad, N. S. Securities Laws and Capital Markets.