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Lua i Stíl Chicago (17ú heag.)Richards, Ivor. "Stack Effect: National Library, Singapore : Architekten: T. R. Hamzah & Yeang." The Architectural Review 2005.
Lua MLA (8ú heag.)Richards, Ivor. "Stack Effect: National Library, Singapore : Architekten: T. R. Hamzah & Yeang." The Architectural Review, 2005.
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