Citazione Stile APA (7a Edizione)

Pillkahn, U. (2008). Using Trends and Scenarios as Tools for Strategy Development. Simon & Schuster.

Citazione stile Chigago Style (17a edizione)

Pillkahn, Ulf. Using Trends and Scenarios as Tools for Strategy Development. London: Simon & Schuster, 2008.

Citatione MLA (9a ed.)

Pillkahn, Ulf. Using Trends and Scenarios as Tools for Strategy Development. Simon & Schuster, 2008.