it's not made anymore. if you are incredibly lucky you can find some old stock someone still has. or more than likely you'll have to get it from a used source. it is easy to find in the US on ebay and a few other places.
perhaps there is an ebay like site you can source it in India. i have skimmed a few in the past from India but i don't recall what the site names were. it has been a long time since it has been made so finding it new is highly unlikely.