What has the author W R Martin written?

Please provide more information about the author you are looking for. There are several authors with the initials W.R. Martin. To help me identify the correct author, please provide:

* Full name: Is it W.R. Martin, or something like William R. Martin, or Walter R. Martin?

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

* Specific titles: Do you know any titles of books they have written?

With more information, I can help you find the author's work.