@book{84927,
	author = {Harting, Pieter,},
	title = {Het Eiland Urk: Zijn Bodem, voortbrengselen en bewoners},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-11-01},
	url = {https://www.gutenberg.org/ebooks/44088}
}