@book{55356,
	author = {Sayago, A., Marco A. and Ferrara P., René E.},
	title = {La roya del cafeto (Hemilia vastatrix Benk & Br.)},
	publisher = {Estación Experimental de Bramón,},
	year = {1980},
	series = {Estación Experimental de Bramón. Boletín},
	address = {Bramón, Venezuela :}
}