Jelaskan Contoh dari Puri cukai

de Fabianis, Valeria, ed. (2013). Castles of the World. New York: Metro Books. ISBN 978-1-4351-4845-1

Horst Wolfgang Böhme, Reinhard Friedrich, Barbara Schock-Werner (ed.): Wörterbuch der Burgen, Schlösser und Festungen. Philipp Reclam, Stuttgart 2004, ISBN 3-15-010547-1, Hlm. 272.