@book{40179,
	author = {EL-Dessouki, S. A. and Ibrahim, L.},
	title = {Effects of entomopathogens and botanical extracts mixture on certain biological aspects of Spodoptera littoralis (boisd) (noctuidae : lepidoptera)},
	url = {http://nile.enal.sci.eg/EALE/2007/AASM/4507/2/911.pdf}
}