User blog comment:Devilmanozzy/Books, LLC selling books of wikia wikis content?!/@comment-1393830-20111102140055/@comment-3279487-20111102141249

Yeah, by default the standard licensing of a wiki is CC-BY-SA so they have to credit the source, but since it's a free license, you can't have "a share of profits" (instead, I don't know if they can sell them since the SA means "Share Alike")