@book{22126,
	author = {Nabil Mohamed Emara Ahmed Elwekeel and H. Th.Farghaly , },
	title = {Ecological studies on certain natural enemies of maize and sorghum pests / },
	publisher = {Nabil Mohamed Emara Ahmed Elwekeel , },
	year = {1997},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}