Keyser, C. S. (1876). Fairmount Park and the International Exhibition at Philadelphia (Centennial ed.). Claxton, Remsen & Haffelfinger.
Citace podle Chicago (17th ed.)Keyser, Charles S. Fairmount Park and the International Exhibition at Philadelphia. Centennial ed. Philadelphia: Claxton, Remsen & Haffelfinger, 1876.
Citace podle MLA (8th ed.)Keyser, Charles S. Fairmount Park and the International Exhibition at Philadelphia. Centennial ed. Claxton, Remsen & Haffelfinger, 1876.
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