@book{49334,
	author = {Helmont, Franciscus Mercurius van, and Coudert, Allison, and NetLibrary, Inc.},
	title = {The alphabet of nature},
	publisher = {Brill,},
	year = {2007.},
	address = {Leiden ;},
	url = {http://www.netLibrary.com/urlapi.asp?action=summary&v=1&bookid=252730}
}