Getting What You Came For -- The Smart Student's Guide to Earning a Master's or Ph.D., Robert L. Peters. Farrar, Straus, and Giroux, New York, 1997. This book comes highly recommended by both Dr. White and Dr. Stamper. It is useful in deciding whether to go to graduate school, understanding how to pick a school, and also describes the mechanics of getting a graduate degree.
All of these books are now on reserve in Logan Library under the name "Graduate School Resources". You can check them out for a few days and decide for yourself if they might be worthwhile.