Enter your Purchase
Please choose the number of copies you’d like to license.  Click on the right arrow to continue.









We offer site licenses and discounts for quantity purchases.  Simply enter the number of copies you need and press the tab key.  Your discount will be calculated and the total displayed.  Here is a breakdown of the discounts:

 10 -  20 copies: 10% discount
 20 -  50 copies: 20% discount
 50 - 100 copies: 30% discount
100 - 200 copies: 40% discount
 over 200 copies: 50% discount

We are also willing to work with companies/institutions to come up with a mutually agreeable site license; please get in touch with us.