Prices and Discounts

All schools and libraries save 30% off our published list prices. The member prices specified on this site reflect this discount. This 30% discount is offered as a special incentive to schools and libraries only. For a limited time, the discounted price is also being offered to registered members of our site who submit orders online. This offer is for end consumers only, namely individuals, schools, or libraries.

Resellers are not allowed to order via our website. Sales and use taxes will be added where applicable after the order is submitted through the website. All prices and specifications are subject to change without notice.

Pricing for hosted digital products include licensing for site-wide simultaneous access.