@book{12432,
	author = {Norton, Dora Miriam.},
	title = {Freehand perspective and sketching /},
	publisher = {Dover Publications,},
	year = {2006.},
	address = {Mineola, N.Y. :},
	edition = {Dover ed.},
	note = {Originally published: 8th ed. Brooklyn : D.M. Norton, 1925.}
}