Cita APA (7th ed.)
ebrary, Inc, & Roper, A. T. (2011). Forecasting and management of technology (2nd ed.). Wiley.
Cita Chicago (17th ed.)
ebrary, Inc, i A. T. Roper. Forecasting and Management of Technology. 2nd ed. Hoboken, N.J.: Wiley, 2011.
Cita MLA (9th ed.)
ebrary, Inc, i A. T. Roper. Forecasting and Management of Technology. 2nd ed. Wiley, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.