@book{Gause1990,
author="F. Gregory Gause",
title="Saudi-Yemeni Relations: Domestic Structure and Foreign Influence",
year="1990",
publisher="Columbia University Press",
address="New York",
keyword0="PDRY",
keyword1="Unification",
keyword2="YAR",
keyword3="YAR-Saudi Arabia",
type="book"
}