97 camaro stereo wiring

i have a 97 camaro in which the harness was cut out so i best buy installed the cd player and ran new wires .well my radio got stolen dunno why it sucked but anyways it was cut out so i have no harness.how do i go bout hooking up a new 1?do i need a harness or can i just wire it in ?i went to install doctor and the factory colo wires goes like this
left front neg-lt.grey
left front pos-tan
right front neg-lt.green
right front pos dark green
ground -black
head light dim gray
power antenna
pink
12 volt ignit-yelllow
12 volt battery
orange
right rear neg-light blue
right rear pos-dark blue
left rear neg-yellow
left rear pos brown
ok since best re wired it these are the colors i have
2)same color greens
1)green with white stripe
1)light green
1tan
2)same color yellow
1)dark blue
1 light blue
2)same color greys
2)blacks
1)orange
1)brown

yea if u can tell how to figure out what they are theey didnt label em or anything either thanks