A guidebook explaining how to select horses and races in horse racing. - Title: The Smartest Way for a Salaryman to Earn the Most in Horse Racing - Author: Rio Sakanaka - ISBN: 978-4-8379-6486-5 - Price: 571 yen + tax - Contents: A guidebook on how to select horses and races in horse racing. Thank you for viewing (*^^*) I purchased this new and have read it once, so please understand that there is some wear and tear.