@book{132198,
	author = {Laywine, Charles F., and Mullen, Gary L.},
	title = {Discrete mathematics using Latin squares /},
	publisher = {Wiley,},
	year = {c1998.},
	address = {New York :},
	note = {"A Wiley-Interscience publication."},
	url = {http://www.loc.gov/catdir/bios/wiley047/97052401.html}
}