This site claims to have them in stock for about $40. I might also suggest you check out Ebay; that's where I buy a lot of my old board games that aren't in production anymore.
I just found out that there is a Sun-Maid Raisin Monopoly. And a General Mills Monopoly. But no Godfather Monopoly.
Monopoly can be bought at all big super store around Malaysia. this is Malaysian version of Monopoly, so by playing this, you can travel around Malaysia. I have an old monopoly game, you want? i can give for free. in malaysia we also have