Tribes is a play by Nina Raine that had its world premiere in 2010 at London's Royal Court Theatre and its North American premiere Off-Broadway at the Barrow Street Theatre in 2012."Tribes to premiere at Barrow Street Theatre,"Broadwayworld.

The Time of the Tribes
Academic tribes and territories :
Academic Tribes and Territories. (2nd Ed.)
Tribes, territories and networks in the tourism academy.
Uniting the tribes of fluency to form a metacognitive nation.
Academic Tribes and Territories: Intellectual Enquiry and the Cultures of Disciplines
Academic Tribes and Territories: Intellectual Enquiry and the Cultures of Disciplines
The Time of the Tribes: The Decline of Individualism in Mass Society. by Michel Maffesoli; Don Smith
Population studies on Southwestern Indian Tribes. I. History, culture, and genetics of the Papago
Workman, P. L. and Niswander, J. D.. Population studies on Southwestern Indian tribes. Am J Hum Genet, 22: 24-49