The Salesforce.com Certified Administrator exam is intended for an individual who has experience performing as a Salesforce Administrator. Here are examples of the concepts you should understand to pass the exam:
Please find links to download SFDC Admin Exam dumps:
Books:
It's always good to refer latest release notes before going to exam
And For additional reference you may want to refer below sites
http://www.oyecode.com/
http://www.jitendrazaa.com/blog/
http://cloudyworlds.blogspot.in/
http://saramorgan.net/category/visualforce-2/
http://www.sfdc99.com/
http://www.verticalcoder.com/
Please let me know if I can help you for anything
http://www.oyecode.com/
http://www.jitendrazaa.com/blog/
http://cloudyworlds.blogspot.in/
http://saramorgan.net/category/visualforce-2/
http://www.sfdc99.com/
http://www.verticalcoder.com/
Please let me know if I can help you for anything