Lua APA (7ú heag.)

Gref, L. G. (2010). The rise and fall of American technology. Algora Pub..

Lua i Stíl Chicago (17ú heag.)

Gref, Lynn G. The Rise and Fall of American Technology. New York: Algora Pub., 2010.

Lua MLA (9ú heag.)

Gref, Lynn G. The Rise and Fall of American Technology. Algora Pub., 2010.

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