Lara, J. M., Gottschalk, L., Mackinney, L. C., & Pritchard, E. H. El Mundo moderno, II.
Lua i Stíl Chicago (17ú heag.)Lara, José Manuel, Louis Gottschalk, Loren C. Mackinney, agus Earl H. Pritchard. El Mundo Moderno, II.
Lua MLA (8ú heag.)Lara, José Manuel, et al. El Mundo Moderno, II.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.