Forum:How to buy assassin's creed novels

Hey guys, i'm in vietnam and i'm desperate to have all assassin's creed novels, amazon ain't work for me, they ain't sell 'em here, is there anyway i can have them, there's some kind of test i can try to get a ticket to travel abroad, but that something complicated, so in general, can you give me some advise on how to buy those???? many thanks