Dumbell press`s Decline Incline on the smith machines or flat bench. Try and put equal emphasis on your top chest though as most tend to neglect it and have droopy chests as a result. If you want a properly sculptured chest the only way to do that is to work all parts of the pectoral evenly.
To hit every part of the pecs you could do bench press, dips, and then some overhead presses/incline presses.
bench, incline bench, chest fly. all should be done with free weights. some bodyweight ones include clap push ups, dips and normal push ups.
http://www.bodybuildingforyou.com/exercise-workout/dips-dumbbell-fly-cable-cross-over.html theres a bit on that