Not Receive Rto Book — Rejection of Application Form

Address:

Delhi

I have speed post my application form on 9 October 2012 with all correct information about address..Last address to recieve my application form was 12
October 2012 & i was sure that it will deliver on time. But today got back my form written in that "address is not correct". But the thing is address is all correct than also it has not been delivered. Can someone please help me how to proceed to complain in this regard :(.