Average price: 19
The Green Mile Stephen King 18 Is not expensive
The Catcher in the Rye J. D. Salinger 25 Is expensive
I, Robot Issac Asimov 15 Is not expensive
Foundation Novels Isaac Asimov 30 Is expensive
Pygmalion Oscar Wilde 10 Is not expensive
Dune Frank Herbert 25 Is expensive
Dune Messiah Frank Herbert 12 Is not expensive