Try Amazon for starters: http://www.amazon.com/s/ref=nb_sb_ss_i_1_10/186-3102232-2817806?url=search-alias%3Daps&field-keyword...
Here's a link to just a search on Amazon which brings up a few books: http://www.amazon.com/s/ref=nb_sb_noss_1?url=search-alias%3Dstripbooks&field-keywords=autodesk+inven.... Also, the Inventor help files and the tutorials in them contain pretty much all the information you need to learn Inventor and master it. You can get to them here: http://wikihelp.autodesk.com/Inventor/enu/2013/Help/0126-Tutorial126.
What advanced topics are you interested in?
@Anonymous wrote:
autodesk inventor dynamic simulation
Search Amazon.com for Wasim Younis book 2.