nike nfl jerseys size chart Covalent Press, Inc. | Ordering Information



Any refund, partial or full, may be subject to a 3% payment processing fee.


If for any reason, you are not satisfied with your purchase, you may return your book(s) in the original, shrinkwrapped packaging, and with the original receipt to the address given below, within 30 days for a full refund. Products should be shipped prepaid via a trackable method, such as FedEx or UPS. Please enclose a copy of your original invoice with the book(s), and be sure to include your full name and address on the outside of the package. For further help, please contact us at


Along with your shipment, you will receive an invoice documenting product charges, applicable sales tax, and shipping charges. If you pay by credit card, your invoice will state that you have prepaid your order.

International Orders

We accept purchase orders from recognized universities and organizations. Please e-mail us at for the order form. For Purchase Orders, payment is due within 30 days of receipt of product. Checks, Money Orders, and Bank Draft must be in US dollars and payable to Covalent Press, Inc. The payment can also be made via wire transfer.

Sales Tax

We are required to collect state sales tax only for orders shipped to addresses in Illinois. The current Illinois sales tax rate is 8.25%. Tax Exempt organizations must e-mail a copy of the official tax exempt letter/certificate to in order for tax exempt status to be honored.

Shipping Options

The following table outlines our shipping options.




Processing Time

Shipping Time

Expected Delivery Time


Standard Ground


U.S. Only. (Add 1 day shipping time for Alaska and Hawaii)

Usually within 24 hours during regular business days

4-8 Business days

5-9 Business days

$6.00 USD per book

2nd Day


U.S. Only. (Add 1 day shipping time for Alaska and Hawaii)

Usually within 24 hours during regular business days

2 Business days

3-4 Business days

$20.00 USD per book


(standard air + registration)


Services available to most countries. See for restrictions.

Usually within 24 hours during regular business days

1-3 weeks

1-3 weeks

$20.00 USD per book

* Please note that we are unable to ship to P.O. boxes at this time.
** Book discount does not apply to international orders.

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