Central Bank Of India — my cp - plus dvr refund is not my reflect in my account but amazon is refund issued

Address:

College of commerce patna 800020

Dear sir/mam one of my refund amount 3649 which send to my account on 12th july. 2020 from amzon.in they send to my account they also provide refund reference no.74332740195019422655233 and i have waiting almost 10 days but the amount didn't reflect in my account. I have complained against it on my branch but i didn't get proper solution from bank manngeer. I have complain against it but still it's not reflect in my account.