Dyfyniad APA

Teich, A. H. (1997). Technology and the future (7th ed.). St. Martin's Press.

Dyfyniad Arddull Chicago

Teich, Albert H. Technology and the Future. 7th ed. New York: St. Martin's Press, 1997.

Dyfyniad MLA

Teich, Albert H. Technology and the Future. 7th ed. St. Martin's Press, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.