Bank Of Maharashtra — refunded amount from amazon has been not reflected in my bank account

Address:

Bank of Maharashtra ,Hinganghat taluka wardha dist, Wardha, Maharashtra

I ordered product of rs - 225/ from amazon &cancelled it immmidately, amazon has refunded it in my account but i didn't get reflected this amount of 225/- to my account.
I called in amazon cumstomer service. And also to the cuatomer care of bank of maharashtra and send detailed about transection date, amount, refund date amount etc
But i didn't get any reply from bank of maharashtra