This file will help you wire up a standard Gibson Les Paul 2 Humbucker style guitar with 2 master volumes knobs, 2 tone knobs and a 3 way selector switch.
As noted before you must some soldering skills and a steady hand. Always make sure you have a clean tip on your soldering gun to make your job easier. If not the solder will just work against you and that's when cold solder joints some into play.
Make note that all grounds must be connected together to eliminate hum.