Myvishwa Technologies / Bookganga.com — order cancellation

I bought a product from your website, which was a zee marathi magazine, also paid the amount through net banking option, but as soon as i realized my order was wrong, i wished to cancel my order but there is no such option available, i searched many times, but your help portal didn't satisfied me regarding my problem, how should i cancel my order, additionally number provided my you customer support is also not reachable.
My mail id is [protected]@gmail.com.
My contact no is [protected],