@book{207121,
	author = {Jackson, C. F.},
	title = {A synopsis of the genus pemphigus with notes on their economic importance, life history and geographical distribution  /},
	note = {Sobretiro de: Proceedings of the Columbus Horticultural Society 22 (29): 160-218, 19--. Encuadernado con otros impresos similares}
}