@book{6408,
	author = {Hepler, Dana J. and Hepler, Donald E.},
	title = {Drafting & design for architecture & construction /},
	publisher = {Thomson Delmar Learning,},
	year = {©2013.},
	address = {Clifton Park, NY :},
	edition = {Ninth Edition.},
	note = {"Delmar Cengage Learning."},
	url = {https://www.loc.gov/catdir/enhancements/fy1701/2016417303-b.html}
}