@book{5280,
	author = {Gray, Alexander I., },
	title = {Natural products isolation /},
	publisher = {Humana Press, },
	year = {c2006},
	series = {Methods in biotechnology ;},
	address = {Totowa, NJ :},
	edition = {2 ed.},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/5335.pdf}
}