@book{548985,
	author = {Edwards, H. Griffith.},
	title = {Specifications},
	publisher = {D. Van Nostrand Co.,},
	year = {c1961.},
	address = {Princeton, N.J. :},
	edition = {2nd ed.},
	url = {http://catalog.hathitrust.org/api/volumes/oclc/1309244.html}
}