All first-time orders must be prepaid or we must receive a purchase order form displaying your official letterhead with signed authorization. Future orders will be billed Net 30 days.
For all textbook orders, please indicate the name of the instructor in the comment field.
Terms are Net 30 days.
All foreign (outside of U.S.) orders, except Canada, must be pre-paid.
All payments must be made in U.S. dollars. If paying by check or money order, "US Funds" must be pre-printed on the payment, not hand-written.
We accept VISA, MasterCard, and Discover credit cards.
Accounts must be current before new orders will be shipped.
Due to our Canadian shipment volume, we are required to collect GST on applicable Canadian orders.
California resale certificates are required for all California resellers.
Purchase orders and account questions can be submitted through the support page.
Special web pricing for products sold on our web site is not available to distributors.
Individual Customers
Orders must be prepaid in U.S. dollars or you may use your VISA, MasterCard, or Discover credit card. Standard shipping is free and orders typically arrive in 5–7 business days via USPS Ground Advantage.