Can you tell me what book or books of short stories that "The Monkey's Paw" is in?

This popular short story is found in many anthologies. There are too many to list them all, but here are a few:

The Monkey's Tale and Other Tales of Mystery and the Macabre by W.W. Jacobs

Great Stories of Horror and Suspense: The Monkey's Paw, Hop-Frog, and 13 more by Poe, London, Jacobs, and Dickens

The Raven and the Monkey's Paw: Classics of Horror and Suspense from the Modern Library by Poe and Jacobs

If you need a copy of the story, however, you can find it online. Here's the link to a good site, Classic Short Stories:

http://www.classicshorts.com/stories/paw.html