What has the author Robert Langley written?

There is no author named Robert Langley that is widely known or published. It's possible you're thinking of a different name, or the author may be lesser-known.

To help me find the author you're looking for, could you provide more information? For example:

* What genre do they write in? (e.g., fiction, non-fiction, poetry)

* Do you know any of their book titles?

* Is there anything else you remember about them?

With more information, I might be able to find the author you're looking for.