We accept Visa, MasterCard, American Express, Discover, Eurocard or JCB credit cards. See our Safe Shopping Guarantee for more information. Credit Cards are charged at the time of shipment.
PayPal is the world's most-loved way to pay and get paid. With PayPal, you'll check out lightning-fast and easily. Link your bank account, credit card, and debit card to your PayPal wallet, then pay however you choose. Every day, in 190 regions, and in 24 currencies, millions of people (84 million active PayPal accounts and counting) can pay and get paid faster and safer with PayPal. Your PayPal account will be charged when you place your order.
You can use a gift certificate to pay for your order. To learn how to redeem a gift certificate, click here.
Purchase Order (available to US libraries and schools only)
We now offer US libraries and schools the ability to send purchase orders and be billed via invoice. To pay by purchase order, set up a school or library account. Accounts are easy and free. Get more information at Institutional Accounts.