@book{7180,
	author = {Eisenhart, Luther Pfahler,},
	title = {A treatise on the differential geometry of curves and surfaces /},
	publisher = {Ginn and Company,},
	year = {1960.},
	address = {Boston :},
	note = {Includes  index.},
	url = {http://catalog.hathitrust.org/api/volumes/oclc/1164441.html}
}