Lua APA (7ú heag.)
Catherwood, F. (1984). Views of ancient monvments in Central America Chiapas and Yucatan. Editora del Sureste.
Lua i Stíl Chicago (17ú heag.)
Catherwood, Frederick. Views of Ancient Monvments in Central America Chiapas and Yucatan. México, D.F.: Editora del Sureste, 1984.
Lua MLA (9ú heag.)
Catherwood, Frederick. Views of Ancient Monvments in Central America Chiapas and Yucatan. Editora del Sureste, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.