@book{6937,
	author = {Jefferis, Alan.},
	title = {Autocad 2000 for architecture /},
	publisher = {Delmar Cengage Learning,},
	year = {2000.},
	address = {[S.l.] :},
	edition = {1st ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0766812421/chopaconline-20}
}