@book{29446,
	author = {Metcalfe, C. R. and Chalk, L.},
	title = {Anatomy of Dicotyledons : leaves, stem and wood in elation to taxonomy with notes on economic uses / },
	publisher = {: Oxford University Press},
	year = {, 1972},
	address = {.- London},
	edition = {1st ed.}
}