reading at the moment…
At the moment, I am reading a book about Pot Limit Omaha. You shouldnt save money on books. It was a mistake from me, just to buy the cheapest book. In modern times, the Internet is giving you, all what you need. Just watch this tutorial (How to Play Pot Limit Omaha) on Youtube.
Otherwise it is also very important to get experience in that game.
Books are loosing in influence. Beside Sklanskys tournament-pokerbook nothing impress myself in last 5 years,