@book{14677,
	author = {Hernández Sánchez, Ana Quetzali.},
	title = {Estudio del potencial herbicida de hojas y un extracto de hojas de la barreta helietta parvifolia (gray) benth},
	publisher = {El Autor,},
	year = {1984},
	address = {Monterrey. N.L. :}
}