"A Guide to Mathematics Leadership: Sequencing Instructional Change" by Balka Don S. is a new paperback textbook published by Corwin Press in 2009. This book provides insights on leadership in mathematics education, focusing on instructional change. Written in English, it contains 176 pages and is designed for study and teaching purposes. Authored by Ted H. Hull, this guide offers practical strategies and ideas for improving mathematics leadership in educational settings. With a compact size of 9.8 inches in length, 7 inches in width, and 0.5 inches in height, this book is a valuable resource for educators looking to enhance their math teaching skills.