Rodrignez, E. (2012). Elements of crystals, rocks and ores. Nyx Academics LLC.
Lua i Stíl Chicago (17ú heag.)Rodrignez, Eddie. Elements of Crystals, Rocks and Ores. New Castle, DE: Nyx Academics LLC, 2012.
Lua MLA (8ú heag.)Rodrignez, Eddie. Elements of Crystals, Rocks and Ores. Nyx Academics LLC, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.