Citazione Stile APA (7a Edizione)

Hoffmann, P. (2001). Tomorrow's energy: Hydrogen, fuel cells, and the prospects for a cleaner planet. MIT Press.

Citazione stile Chigago Style (17a edizione)

Hoffmann, Peter. Tomorrow's Energy: Hydrogen, Fuel Cells, and the Prospects for a Cleaner Planet. Cambridge, MA: MIT Press, 2001.

Citatione MLA (9a ed.)

Hoffmann, Peter. Tomorrow's Energy: Hydrogen, Fuel Cells, and the Prospects for a Cleaner Planet. MIT Press, 2001.