@book{5136,
	author = {Gill, P. S.},
	title = {Engineering graphics and drafting /},
	publisher = {S. K. Kataria & Sons (Publishers),},
	year = {2010.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/8185749612/chopaconline-20}
}