PMP Exam: Practice Test and Study Guide, Eighth Edition

I came across this book from J. LeRoy Ward (ESI International) with about 600 sample questions for the PMP exam. I haven't reviewed the book, but I know that LeRoy is a very knowledgeable person and an exceptionally good public speaker. I have attended a few of his (live) seminars organized for the Singapore PMI chapter. Here's the link to his book on Amazon:

PMP Exam: Practice Test and Study Guide, Eighth Edition