This is a special edition paperback package that includes three books! If you buy the parts separately, it is more than $250 dollars.I am including:-paperback Text book "General Chemistry 10th edition" by Ebbing and Gammon -the paper back version does not have chapter 17, but is otherwise IDENTICAL to the hard cover. ISBN-10: 1133887155ISBN-13: 978-1133887157- the study guide ISBN-10: 1111989400 | ISBN-13: 978-1111989408 -solutions manual ISBN-10: 1111989419 | ISBN-13: 978-1111989415 The guides helped me a lot to do well on tests.