License cost for training partners

I want to open a training center on microsoft dynamics nav 13 r2 i.e for education purpose in india,So what would be cost for a single user license (which contain whole access i.e read write permission ) . Can you suggest me how can i get this license and license costs.

Please check this link.

http://www.microsoft.com/en-us/dynamics/erp-buy-nav-software.aspx

Regards,