@book{32388,
	author = {Hardy, Darel W. and Walker, Carol L.,},
	title = {Applied algebra :},
	publisher = {CRC Press,},
	year = {c2009.},
	series = {Discrete mathematics and its applications},
	address = {Boca Raton :},
	edition = {2nd ed.},
	note = {"A Chapman & Hall book."},
	url = {http://www.loc.gov/catdir/toc/fy0906/2009000533.html}
}