Amazon.com Prime 3-Month Free Trial

To get the deal:
1. Click Here to start;
2. Add any Eligible Textbooks to to your cart
3. Proceed to checkout and choose "FREE Two-Day Shipping with a Free Trial of Amazon Prime" option;
4. At the confirmation page before actually submitting your order, you would see that you are now a Amazon Prime Trial Member.
5. Go to "Your Account" -- "Manage My Prime Membership" and disable the auto renew option. Otherwise you will be charged for $79/year after the free trial.