Judul asli : "The invention of yesterday : a 50.000-yaer history of human culture, conflict, and connection" Bibliografi : hlm. 483-496
Bibliografi : hlm. 267-286
Judul asli : "The Geography of genius: a search for the world's most creative places from ancient Athens to Silicon Valley" Bibliografi : hlm. 472-478
Bibliografi : hlm. 643-656
Judul asli : "Educated"
Bibliografi : hlm. 245-262
Judul asli : "Guns, germs & steel"