APA (7th ed.) Zitazioa
Sharpe, W. F. (1969). The economics of computers. Columbia University Press.
Chicago Style (17th ed.) Zitazioa
Sharpe, William F. The Economics of Computers. New York: Columbia University Press, 1969.
MLA (9th ed.) Zitazioa
Sharpe, William F. The Economics of Computers. Columbia University Press, 1969.
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