AN EMPIRICAL STUDY ON THE PERCEPTION OF CUSTOMERS TOWARDS THE ETHICAL ROLE PLAYED BY BANKS IN THE ENVIRONMENT WITH SPECIAL REFERENCE TO MAYILADUTHURAI TALUK, NAGAPATTINAM DISTRICT, TAMIL NADU - Dr.s.mayilvaganan, Dr. G. Karthikeyan, V.sowmya (PalArch's Journal of Archaeology of Egypt / Egyptology, 2020)