Hertsgaard, M. (1998). Earth odyssey: Around the world in search of our environmental future. Broadway Books.
Citazione stile Chigago Style (17a edizione)Hertsgaard, Mark. Earth Odyssey: Around the World in Search of Our Environmental Future. New York: Broadway Books, 1998.
Citatione MLA (9a ed.)Hertsgaard, Mark. Earth Odyssey: Around the World in Search of Our Environmental Future. Broadway Books, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.