@book{8439,
	author = {Luzadder, Warren J. and DUFF, Jon M.},
	title = {Fundamentals of engineering drawing.},
	publisher = {Prentice-Hall,},
	year = {2005.},
	address = {New Delhi :},
	edition = {11th.},
	note = {Includes Bibliographical reference and  index.}
}