@book{21924,
	author = {Snustad, D. Peter. and Simmons, Michael J.},
	title = {Principles of genetics /},
	publisher = {Wiley,},
	year = {c2006.},
	address = {Hoboken, NJ :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0629/2006271886-d.html}
}