Columbia subject headings:
Netherlands--Church history--Sources.
Reformed Church--Germany--Cleves (Duchy)--Church history--Sources.
Reformed Church--Germany--Goch--History--Sources.
Reformed Church--Netherlands--Gennep--History--Sources.
Harvard subject headings:
Cleve (Duchy)--Church history--16th century--Sources.
Gennep (Netherlands)--Church history--16th century--Sources.
Goch (Germany)--Church history--16th century--Sources.
Nederlandse Hervormde Kerk--Archives.
Religious refugees--Cleve (Duchy)--History--Sources.
Princeton subject headings: