Lua APA (7ú heag.)
Graham, J. A. (1972). The hieroglyphic inscriptions and monumental art of Altar de Sacrificios. The Peabody Museum.
Lua i Stíl Chicago (17ú heag.)
Graham, John A. The Hieroglyphic Inscriptions and Monumental Art of Altar De Sacrificios. Cambridge, Massachusetts: The Peabody Museum, 1972.
Lua MLA (9ú heag.)
Graham, John A. The Hieroglyphic Inscriptions and Monumental Art of Altar De Sacrificios. The Peabody Museum, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.