Peters, T. F. Building Technology and Human Endeavor: The Race for the tallest Tower / Tom F. Peters. Jahrbuch des Collegium Helveticum der ETH Zürich.
Lua i Stíl Chicago (17ú heag.)Peters, Tom F. "Building Technology and Human Endeavor: The Race for the Tallest Tower / Tom F. Peters." Jahrbuch Des Collegium Helveticum Der ETH Zürich .
Lua MLA (8ú heag.)Peters, Tom F. "Building Technology and Human Endeavor: The Race for the Tallest Tower / Tom F. Peters." Jahrbuch Des Collegium Helveticum Der ETH Zürich, .
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