get the .vtf file and place it in your Counter-Strike: Source/cstrike/materials/models/players/ct_player folder if you don't have it create the folders. It depends on the player.vtf that you got. The name of the .vtf file should be the same as the folder's name.
Skin: !|Bass|? aka -=[Sj]=-Nigg4_n_a_Box
Model: The original game designers