Witheford, D. K. (1995). Implementation of technology from abroad. National Academy Press.
Cita Chicago (17th ed.)Witheford, David K. Implementation of Technology from Abroad. Washington, D.C: National Academy Press, 1995.
Cita MLA (9th ed.)Witheford, David K. Implementation of Technology from Abroad. National Academy Press, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.