The steps to pay are the following ones:
- Choose the books that you wish from the principal page. Push Add to cart in the books in that you more interested.
- Verify and confirm your election pushing in shop in the main menu.
- Pay the whole clicking in Pay Now inside shop context. You can pay with credit card (Visa or Mastercard) or by you Paypal account..
- Download your new books.
Secure your pay with Paypal
You can make your payment with:
  
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