@book{9998,
	author = {Sering, Max, and Dietz, Constantin von, and Deutsche Akademie.},
	title = {Agrarverfassung der deutschen auslandssiedlungen in Osteuropa.},
	publisher = {F.Vahlen,},
	year = {1939-},
	series = {Schriften der Internationalen konferenz für agrarwissenschaft (International conference of agricultural economists)},
	address = {Berlin,}
}