@book{207031,
	author = {Smith, John B. and New Jersey. Agr. Exp. Sta. Bulletin: 121},
	title = {The harlequin cabbage bug and the melon plant louse  /},
	publisher = { Agricultural Experiment Station},
	address = {New Jersey :},
	note = {Encuadernado con otros impresos similares}
}