@book{25289,
	author = {Sehgal, P.K.   and Arif, M.A. },
	title = {A textbook of agricultural entomology/by P.K. Sehgal and M.A. Arif },
	publisher = {Kalyani Publishers, },
	year = {2014.},
	address = {Ludhiana: }
}