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Lua i Stíl Chicago (17ú heag.)Gislén, Torsten. Echinoderm Studies. Uppsala, 1924.
Lua MLA (8ú heag.)Gislén, Torsten. Echinoderm Studies. 1924.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.