That is correct and yes I know it is good to have reciprocal links and or back links, however send enough traffic and you will get sales. Sales is what you are after is it not?
Well, first. These are not reviews. They don't really tell anyone much about the books other than what they can win. Give them some details about how the books are organized, what kind of info they provide, whether the info is valid or is it just hype to sell the book. In other words, do the techniques described actually work? What was your impression of the books? Once you have some valuable information to help your visitors, go where they hang out. Find forums where they talk about games. That's a great place to let people know that you are an expert, or at least have found some information that will help them. Sylvia
Learn the best ways to get you site indexed is the starting point. All the other ideas above are good after that.
Advertise, be a GOOD syndicated writer on the subject, get affiliates, get word of mouth going. All else is basicaly bottom of the barrel crap that will leave you frustrated, keeping you awake at night wondering "why isn't this working?!"