Schenkel, E. Ghostly geometry: The fourth dimension in literature / Elmar Schenkel. Magic, science, technology, and literature.(2006).
Lua i Stíl Chicago (17ú heag.)Schenkel, Elmar. "Ghostly Geometry: The Fourth Dimension in Literature / Elmar Schenkel." Magic, Science, Technology, and Literature.(2006) .
Lua MLA (8ú heag.)Schenkel, Elmar. "Ghostly Geometry: The Fourth Dimension in Literature / Elmar Schenkel." Magic, Science, Technology, and Literature.(2006), .
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