@book{Van de Ven1981,
author="F.P.M. Van de Ven and A.J. Diphoorn",
title="The Impact of Emigration on the Agricultural Development of Yemen Arab Republic",
year="1981",
publisher="Rijksuniversiteit Utrech",
address="Utrech",
keyword0="Agriculture",
keyword1="Change",
keyword2="Marketing",
keyword3="Migration",
keyword4="PDRY",
type="book"
}