@book{Nyrop1986,
author="Richard F. Nyrop",
title="The Yemens. Country Studies",
year="1986",
publisher="United States Government Printing Office",
address="Washington, D.C.",
keyword0="Ali",
keyword1="Ali Abdallah",
keyword2="History",
keyword3="PDRY",
keyword4="Qat",
keyword5="Religion",
keyword6="Tribes",
keyword7="YAR",
keyword8="Yemeni Socialist Party",
type="book"
}