Amazon: Free $10 Kindle eTextbook Credit

Amazon is offering a free $10 Kindle eTextbook Credit with code: ETXTBOOK.

Click here to go to offer page and click on the “Enter your Code” button, to enter code: ETXTBOOK and get a free $10 Kindle eTextbook Credit.
You can use your $10 credit towards the purchase or rental of eligible Kindle e-textbooks. Verify that the Kindle e-textbook that you want is eligible for this promotion. All Kindle e-textbooks eligible for this promotion will have the following message on the product page:

You must redeem the credit by 11:59 p.m. PST on January 9, 2012.

You can read Kindle eTextbook on your Kindle or you read it on any PC, iPhone, Android or tablet with Kindle’s free reading apps. You can click here to download a free Kindle reading app for your device.