Title: BOBO zu
Subjects: Elite (Social sciences), Upper class, Social conditions, Social life and customs, Élite (Sciences sociales), Classes supérieures, Mœurs et coutumes, Jie ji, She hui sheng huo yu feng su, Manners and customs
Places: United States, États-Unis, Mei guo, mei guo
Time periods: 1980-2020, 1971-