@book{11215,
	author = {Pimentel, David, and Pimentel, Marcia.},
	title = {Food, energy, and society},
	publisher = {CRC Press,},
	year = {c2008.},
	address = {Boca Raton, FL :},
	note = {Chapters by other authors as well.},
	url = {http://marc.crcnetbase.com/isbn/9781420046687}
}