2020 revised edition textbook for learning the basics of social security. It has been used very little and is in relatively good condition. Please refrain from purchasing if you are concerned about home storage. - Title: First Time Social Security, 18th Edition - Author: Michiko Shiono, Yutaro Tanaka - Revised Edition: Fully compatible with 2020 - ISBN: 978-4-611-22177-8 - Target Audience: Those taking certification/qualification exams Thank you for looking.