@book{8696,
	author = {Primack, Richard B., },
	title = {Essentials of conservation biology /},
	publisher = {Sinauer Associates, },
	year = {c2014},
	address = {Sunderland, MA :},
	edition = {6 ed.},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/9429.pdf}
}