Maruti Suzuki Zen Estilo — REGARDING BLUE BOOK

Address:

Bardhaman, West Bengal

I had purchased a Zen Estilo true value car from Beekay Auto Pvt Ltd( NH-2 Chanda More, P.O.: Kalipahari, Asansol on 9th June 2012 against voucher No. : 1861. Though I had paid a amount of Rs. 3,000/- on behalf of my blue book/ Registration they have not handed over my Blue Book Still date and moreover demanding a additional amount of Rs. 3,500/-( Three Thousand Five Hundred)?.

Please help.