Any fall '16 applicants studying for the subject test? I have a used 6th edition Princeton Review study guide (this one) that I no longer need, and I'd love to pass it on to someone who could use it.  It has some underlining and notes scribbled in the margins, and I circled answers to the practice test in the back.  It's free to a good home (and I'm happy to pay shipping to anywhere in the US).  If you'd like it, send me a PM.  Good luck!