@book{44837,
	author = {El-Kloub, Kout. and Mostafa, M. El.},
	title = {The effect of genotype, lactic acid bacteria and their interaction on performance of two local layer hens},
	url = {http://nile.enal.sci.eg/EALE/2007/EPSJ/2707/I/165.pdf}
}