@book{227840,
	author = {Echeandía Colón, Servando},
	title = {Variaciones},
	publisher = {Folium},
	year = {2011.},
	series = {Los animales interiores : Poesía},
	address = {San Juan, P.R.},
	edition = {1. ed.},
	note = {Chronology : p. [109]-113.}
}