APA aipamena

(1999). The smithsonian institutions' s journey through geology: Complete nt version. Boston: WCB McGraw-Hill.

Chicago Style aipamena

The Smithsonian Institutions' S Journey Through Geology: Complete Nt Version. Boston: WCB McGraw-Hill, 1999.

MLA aipamena

The Smithsonian Institutions' S Journey Through Geology: Complete Nt Version. Boston: WCB McGraw-Hill, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.