@book{345,
	author = {Giesecke, Frederick E.},
	title = {Principles of engineering graphics /},
	publisher = {Macmillan,},
	year = {�1990.},
	address = {New York :},
	note = {"Much of this text is adapted or condensed from Engineering graphics, fourth edition, by the same authors and published by Macmillan Publishing Company"--Preface.},
	url = {http://www.gbv.de/dms/hbz/toc/ht003682929.PDF}
}