American Association for the Advancement of Science. (2000). Science; Understanding earth½s dynamics. s.e.
Chicago-referens (17:e uppl.)American Association for the Advancement of Science. Science; Understanding Earth½s Dynamics. Massachusetts: s.e, 2000.
MLA-referens (9:e uppl.)American Association for the Advancement of Science. Science; Understanding Earth½s Dynamics. s.e, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.