Ok i think i am ready to flip out over this topic, i have had it out with more people over the proper responce to the following?

looking to find out the proper size wires for the below listed services as well as the proper size wire to ground rod and wire to water pipe. I have been arguing this on out way to ften lately so lets see what everyone out goes with. if poss code ref. #'s would be great i go with 310.15(B)(6) myself

Services;
100 amp = wire size cooper & alum.
150 amp= same
200 amp= same

as well as bonding for each.
and ground to ground rods for each.