The Practice Matrix is a book based on the idea that just as athletes work out in a variety of different ways to train for races, musicians need to practice in different ways, too. This holistic... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.