@book{54099,
	author = {Prance, Ghillean Tolmie and Elias, Thomas S. and New York Botanical Garden.},
	title = {Extinction is forever, threatened and endangered species of plants in the Americas and their significance in ecosystems},
	publisher = {The New York Botanical Garden,},
	year = {1977},
	address = {Bronx, N.Y. :}
}