Ferkiss, V. (1974). The future of technological civilization. New York: G. Braziller.
Čikaški stil citiranjaFerkiss, Victor. The Future of Technological Civilization. New York: G. Braziller, 1974.
MLA način citiranjaFerkiss, Victor. The Future of Technological Civilization. New York: G. Braziller, 1974.
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