Amazon — problem regarding on my refund from amazon

Address:

Kannur, Kerala

There is a issue with my refund amount from amazon. It is checked by the amazon customer care and the details which is given by the amazon can confirm that the refund has been successfully processed from their side on 09-oct-17. But the refund amount of rs 1539 is not credited to my bank account. Refund reference # 74332747282728108083432. Please take necessary steps to locate as well as refund to my 1539 rupees to my bank account.