The most popular Guide book for Disneyland is The Unofficial Guide to Disneyland by Bob Sehlinger. It is a great resource that discusses Disneyland, Disney's California Adventure and Universal Studios Hollywood in length, including touring plans for the theme parks.
The other major one is Birnbaum's Guide, and while it is published by Disney and has some wonderful photos, it is known for being out of date and still contains errors from years ago.
If you have access to the internet, which you obviously do, Mouseplanet has a great Trip Planning Guide located at :www.mouseplanet.com/dtp/dlguide. Other great resources are: www.mousesavers.com and www.micechat.com
Also, there is a program that you can buy which will help you manage the lines at Disneyland that is amazing. You can find it at www.ridemax.com .
Also, don't forget to read the other Insider Pages here at Trip Advisor Anaheim section, there are some great tips, including the Fastpass Guide, which can help you save time waiting in the queue's at Disneyland.
