American Association for the Advancement of Science. (2000). Science; The milky way. s.e.
Chicago-referens (17:e uppl.)American Association for the Advancement of Science. Science; The Milky Way. : s.e, 2000.
MLA-referens (9:e uppl.)American Association for the Advancement of Science. Science; The Milky Way. s.e, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.