AutoCAD rendering tutorial 2010 PDF or any Printable version

Hello Techyv Friends,
I am studying AutoCAD by my own and has installed AutoCAD 2010. I am need of AutoCAD rendering tutorial 2010 PDF version or any other Printable version for me to use as study material. Please do the needful for helping me to find out the tutorial for AutoCAD 2010.
Thanks & Regards,
Mike Atherton
