@book{54353,
	author = {Kandeel, Y.M. and Abd El-Gayed Asmaa, M.},
	title = {Effect of some cultural practices on the growth and chemical contents of hedera elix var. variegata:},
	url = {http://nile.enal.sci.eg/EALE/2004/JART/3004/3/738.pdf}
}