@misc{Tutwiler1987,
author="Richard N. Tutwiler",
title="Tribe, Tribute, and Trade: Social Class Formation in Highland Yemen",
year="1987",
university="State University of New York-Binghamton",
address="Ann Arbor",
keyword0="Agriculture",
keyword1="Customary",
keyword2="Honor",
keyword3="Law",
keyword4="Sharecropping",
keyword5="Shaykh",
keyword6="Tribal",
keyword7="Tribes",
keyword8="Tribute",
type="dissertation"
}