Cofnodi Dyfyniadau

Dyfyniad APA
ebrary, Inc, & Roper, A. T. (2011). Forecasting and management of technology (2nd ed.). Wiley.
Dyfyniad Arddull Chicago
ebrary, Inc, and A. T. Roper. Forecasting and Management of Technology. 2nd ed. Hoboken, N.J.: Wiley, 2011.
Dyfyniad MLA
ebrary, Inc, and A. T. Roper. Forecasting and Management of Technology. 2nd ed. Wiley, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.