Payment for use of Website



Website Payment


Follow these steps to purchase items using your credit card, debit card, bank account, or PayPal account.

1. Click the "Add to Cart" button for the item that you want.

2. If you want to select another item, click on the "Continue Shopping" button.

3. When you have completed your selections, click on the "Check out with PayPal" button in the shopping cart to pay with a credit card, debit card, bank account, or your PayPal account.

4. Select "Pay with my PayPal account" or "Pay with my bank account, debit or credit card, or PayPal Credit" and follow the remaining instructions.

If there are questions about payment or anything else, please feel free to send an email to


If you use this Internet site regularly and if you don't feel the need for the printed textbook, I ask that you pay $20 for using the electronic text and tools on this site. Click on the button below to make this payment.