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Lua i Stíl Chicago (17ú heag.)Albrecht, Alexander Jan. Preservation and Safeguarding of Cultural Heritage: Factors for a Sustainable Economic Development?: Including the Study Patrimonio Cultural on Cuenca, Ecuador. Primera edición. Berlin: AV Akademikerverlag, 2011.
Lua MLA (8ú heag.)Albrecht, Alexander Jan. Preservation and Safeguarding of Cultural Heritage: Factors for a Sustainable Economic Development?: Including the Study Patrimonio Cultural on Cuenca, Ecuador. Primera edición. AV Akademikerverlag, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.