Citazione Stile APA (7a Edizione)
National Research Council (U.S.). Committee on Understanding the Impact of Selling the Helium Reserve & ebrary, Inc. (2010). Selling the nation's helium reserve. National Academies Press.
Citazione stile Chigago Style (17a edizione)
National Research Council (U.S.). Committee on Understanding the Impact of Selling the Helium Reserve e Inc ebrary. Selling the Nation's Helium Reserve. Washington, D.C.: National Academies Press, 2010.
Citatione MLA (9a ed.)
National Research Council (U.S.). Committee on Understanding the Impact of Selling the Helium Reserve e Inc ebrary. Selling the Nation's Helium Reserve. National Academies Press, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.