González, J. (2007). The Ordovician Quebrada Grande Formation, Cordón de Lila (Antofagasta Region, northern Chile): Stratigraphic and paleogeographic significance. Servicio Nacional de Geología y Minería.
Citazione stile Chigago Style (17a edizione)González, Javier. The Ordovician Quebrada Grande Formation, Cordón De Lila (Antofagasta Region, Northern Chile): Stratigraphic and Paleogeographic Significance. Servicio Nacional de Geología y Minería, 2007.
Citatione MLA (9a ed.)González, Javier. The Ordovician Quebrada Grande Formation, Cordón De Lila (Antofagasta Region, Northern Chile): Stratigraphic and Paleogeographic Significance. Servicio Nacional de Geología y Minería, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.