@book{44974,
	author = {Larsen, Ronald W.},
	title = {Introduction to MathCAD 13 /},
	publisher = {Pearson Prentice Hall,},
	year = {c2007},
	address = {Upper Saddle River, NJ :},
	edition = {2nd ed.},
	note = {Includes index},
	url = {http://www.loc.gov/catdir/toc/fy0801/2007278975.html}
}