Special Offer Reference Code

A Reference Code is an alpha-numeric code that is attached to select promotions or advertisements that you may receive because you are a McGraw-Hill Professional customer or e-mail alert subscriber.

Here is an example of what a reference code would look like:

Example: LIJC912B

Generally, the reference code can be found printed on select promotions or advertisements you receive in the mail, or within select e-mail messages. To learn more about our free e-mail alerts and updates, please refer to the Sign Up Today section of our site. We offer a wide variety of subject categories to choose from.