Here's some information to start with. Taking a hunter safety class is a smart idea. As others have mentioned, finding a mentor is also wise. Good luck.
Indiana Dept. of Natural resources website Homepage:
http://www.in.gov/dnr/
Indiana DNR Hunter Education (free safety classes, online for a fee):
http://www.in.gov/dnr/lawenfor/4812.htm
And some of the rules:
http://www.eregulations.com/indiana/hunting/