What has the author Peter Alexander Speek written?

I don't have access to real-time information, including details about authors and their works. To find out what Peter Alexander Speek has written, I suggest you try these resources:

* Online Bookstores: Search for "Peter Alexander Speek" on websites like Amazon, Barnes & Noble, or Goodreads.

* Library Catalogs: Check the online catalogs of your local libraries.

* Author Websites: If the author has a website, you can usually find a list of their published works.

* Google Scholar: This search engine can help you find academic publications by the author.

Let me know if you have any other questions.