Παραπομπή APA

Barnes, P. (2001). Who Owns the Sky: Our Common Assets the Future of Capitalism. Whasington: Island Press.

Παραπομπή Chicago Style

Barnes, Peter. Who Owns the Sky: Our Common Assets the Future of Capitalism. Whasington: Island Press, 2001.

Παραπομπή MLA

Barnes, Peter. Who Owns the Sky: Our Common Assets the Future of Capitalism. Whasington: Island Press, 2001.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.