Online Payment Options

Visa MasterCard Discover American Express

Credit / Debit Cards

We accept Visa, MasterCard, Discover and American Express.

PayPal Express Checkout


PayPal is an online digital wallet, giving you security and convenience to pay by credit card, debit card, bank account or existing balance.

You will be sent to to login and select your payment method, then return to to review and complete your purchase.

Please note that orders paid with PayPal will be charged before shipping.

Call customer service to arrange payment

After completing the online checkout call customer service toll free: 1-800-336-4627 (outside the United States: 1-610-649-7565) to provide your payment information.

Checks or Money Orders

Mail your check or money order from a U.S. bank/account for payment of your online order. We reserve the right to hold orders paid for by check for up to 10 business days from date of deposit.

Purchase Orders

Are only accepted from libraries, schools, colleges, universities and government institutions in the United States

Ordering instructions can be found here.

To place an order or for customer service, call toll-free 1-800-336-4627 or outside the United States, call 1-610-649-7565
Open Monday-Friday: 9am-5pm, (Eastern Time)