To order by purchase order, you must have an account with Wolfram Media. To establish an account, please send email to firstname.lastname@example.org or call 1-800-943-9626.
|# Books Ordered||Discount|
|# Books Ordered||Rate|
|1–20||$4 per book|
|21–100||$3 per book|
For quantities over 100, please contact Wolfram Media for exact charges.
No returns accepted without prior approval. Please contact Customer Service at 217-398-9090 for authorization.
Eligibility Period: Not before 3 months or after 12 months from shipping date.
Credit Allowed: Full credit (except for shipping/handling) for items returned with invoice information. Books must be in salable condition.
Damaged Books: Damages must be reported within two weeks of receipt of shipment.
Address for return shipments:
Wolfram Media Shipping & Receiving
112 West Green Street
Champaign, IL 61820-5214