@book{147762,
	author = {Gifford, Ernest M. and Foster, Adriance S., coaut.},
	title = {Morphology and Evolution of Vascular Plants / },
	publisher = {W.H. Freeman and Company, },
	year = {1988.},
	address = {New York : },
	edition = {3a. ed.},
	note = {Fomes 2001}
}