Hotel Butlers, the Great Service Differentiators (Paperback)

Factfulness: Ten Reasons Were Wrong about the World--And Why Things Are Better Than You Think (Hardcover) - 『팩트풀니스』 원서

The Laws of Human Nature (Paperback) - 『인간 본성의 법칙』 원서

Just Keep Buying : Proven ways to save money and build your wealth (Paperback) - 『저스트.킵.바잉 - 당신을 부자로 만들어줄 3개의 단어』원서

Empire of AI: Dreams and Nightmares in Sam Altmans OpenAI (Paperback)

Atomic Habits : An Easy & Proven Way to Build Good Habits & Break Bad Ones (Paperback) - 『아주 작은 습관의 힘』원서