@book {21,
	title = {The Red Book of Endangered Animals of Greece.},
	year = {2009},
	pages = {528},
	publisher = {Greek Zoological Society},
	organization = {Greek Zoological Society},
	address = {Athens (Greece)},
	issn = {978-960-85298-8-5},
	url = {http://www.ypeka.gr/Default.aspx?tabid=518\&locale=el-GR\&language=en-US},
	author = {Legakis, A. and Maragos, P.}
}
