How on go to offer to get this deal
Click here to go to Play.Google.
No code. Just click buy. Add VISA/Master debit card to google wallet, press buy, it will show ) rs and when you confirm, you will be the owner of LOTR.
Same goes for books.
But you cannot purchase other things whose value exceeds Rs.0, because googleplay transactions are intl. transactions and need credit card for purchases even as low as 10 paise.