Thank you for viewing. This is a revised edition of a music theory textbook and workbook that covers all aspects of music theory. There are some minor scratches here and there, but the inside is clean with no writing. - Title: Perfect Music Theory Textbook and Workbook (Revised Edition) - Publisher: Doremi Music Publishing - Condition: Scratches on the front and back covers (see photos) Please consider this item with the understanding that it is a used product.