Institutional Purchasing

Sole Source Letters
Federal Tax ID

94-2148582 Download W-9 Form

Preparing a Quote

Retail customers may generate a quote on our website to submit with your purchase order for billing.

You can obtain a quote for your purchase order from the website by doing the following:

  • Add items to shopping cart, go to checkout, click "Generate Quote", complete the information and download the quote (PDF).
  • Submit the generated quote (print or attach to an email) along with your purchase order.

For information about submitting purchase orders, select "Purchase Orders" from the menu to the left.

Please note standard tax, shipping, and handling fees apply.

Purchase Orders

We accept purchase orders. Please submit your purchase order using an official purchase order form from your organization, or professional letterhead with the phrase "This constitutes an official purchase order form." Purchase orders must be signed by an administrative official.

Please include a quote with your purchase order. For instructions on obtaining a quote, please select "Preparing a Quote" from the menu to the left.

Submitting your Purchase Order

Please submit your purchase order along with your quote using one of the methods below. Submitting your purchase order using multiple methods may result in duplicate orders.

Mail your purchase order to:
Academic Therapy Publications / High Noon Books
20 Leveroni Court
Novato, CA 94949-5746
Email your purchase order to:

For questions about an order you placed, email us at

Please reference your PO number, bill-to name, and address (including Zip Code).

Fax your purchase order to:
(888) 287-9975
State Assigned Vendor Numbers
Chicago PS
Los Angeles USD ATP
Los Angeles USD High Noon
New York DOE ATP
New York DOE High Noon
New York DOE Textbooks
New York DOE Contract
Philadelphia SD High Noon
State of New Jersey Business Registration Certificate