@book{43235,
	author = {Abdel-Samad, Salwa S.M.  and Ahmed, M.A.},
	title = {Population flactuations of aphis craccivora and liriomyza trifolii and their endoparasitoids on certain faba bean varieties},
	url = {http://nile.enal.sci.eg/EALE/2006/AAS/5106/2/531.pdf}
}