@book{489,
	author = {Persley, G. J. and World Bank.},
	title = {Agricultural biotechnology :},
	publisher = {CAB International for the World Bank ... [et al.],},
	year = {1993.},
	series = {Biotechnology in agriculture series,},
	address = {Wallingford, Oxon, UK :},
	url = {http://www.loc.gov/catdir/enhancements/fy0603/93133003-d.html}
}