Pillkahn, U. (2008). Using Trends and Scenarios as Tools for Strategy Development. Simon & Schuster.
Dyfyniad Arddull ChicagoPillkahn, Ulf. Using Trends and Scenarios as Tools for Strategy Development. London: Simon & Schuster, 2008.
Dyfyniad MLAPillkahn, Ulf. Using Trends and Scenarios as Tools for Strategy Development. Simon & Schuster, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.