@book {1998,
	title = {Keizer in eigen rijk. De geboorte van de nationale staat},
	series = {Historische Reeks},
	year = {1998},
	pages = {208},
	publisher = {Wereldbibliotheek},
	organization = {Wereldbibliotheek},
	address = {Amsterdam},
	issn = {90-2841-803-2},
	author = {Leupen, Piet H.D.}
}
