What has the author H D Ruffin written?

There is no known author named "H D Ruffin." It's possible there's a misspelling or a name variation.

Could you please double check the name or provide more information about the author, such as:

* Full name: Is there a middle name or a different spelling?

* Genre: What type of books does the author write?

* Any other details: Do you know anything else about the author, such as their nationality or a specific book title?

With more information, I can help you find the author you are looking for.