An introductory book on autism spectrum disorder that explains basic knowledge and case studies with illustrations. - Title: Understanding Autism Spectrum Disorder with This Book - Author: Hironobu Ichikawa - Publisher: Seibido Publishing - Price: 1300 yen + tax - Contents: Basic knowledge, case studies, and support tips are clearly explained with illustrations. Thank you for viewing. As shown in the photos, there is some soiling on the book cover, etc. The inside is clean with almost no stains.