@book {1990,
	title = {De Johannieters in Stad en Lande. Geschiedenis van de Johannieters in de provincie Groningen (13de-17de eeuw)},
	year = {1990},
	pages = {164},
	publisher = {Sikkema},
	organization = {Sikkema},
	address = {Warffum},
	issn = {90-7331-901-3},
	author = {Noordhuis, G.F.}
}
