Citazione Stile APA (7a Edizione)

(1977). The Delphi Method: Techniques and applications. Addison-wesley.

Citazione stile Chigago Style (17a edizione)

The Delphi Method: Techniques and Applications. London: Addison-wesley, 1977.

Citatione MLA (9a ed.)

The Delphi Method: Techniques and Applications. Addison-wesley, 1977.