A book explaining Dale Carnegie's techniques for human relations. - Title: How to Win Friends and Influence People (Implied, as "対人" is a shortened form of the Japanese title) - Author: Dale Carnegie - ISBN: 9784422100353 - Publisher: Shinchosha - Price: 1200 yen Thank you for viewing. Although it's an old book, the content is perfectly readable, so it's a great deal for those who prioritize content over appearance.