Suzuki Method violin lesson book set, with CD to enhance learning effectiveness. - Series Name: SUZUKI VIOLIN SCHOOL - Volumes: 4, 5, 6, 7 - Included: With CD - Violin Lesson Book: Violin Lesson Book There are many writings in the books, which decrease as the volumes increase. Please see the photos for details. This is a set price considering the effort and shipping costs. We kindly ask that you refrain from separate sales and price negotiations.