Guns, Germs and Steel, Sapiens, 21 Lessons for the 21st Century 3 Books Set PB
(Sapiens: A Brief History of Humankind 2)Sapiens Guns, Germs and Steel: A short history of everybody for the last 13,000 years 1)Guns, Germs and Steel 21 Lessons for the 21st Century 3)21 Lessons for the 21st Century.