APA (7th ed.) Zitazioa
Tiess, G. (2011). General and International Mineral Policy: Focus: Europe. Springer Vienna. https://doi.org/10.1007/978-3-211-89005-9
Chicago Style (17th ed.) Zitazioa
Tiess, Gnter. General and International Mineral Policy: Focus: Europe. Vienna: Springer Vienna, 2011. https://doi.org/10.1007/978-3-211-89005-9.
MLA (9th ed.) Zitazioa
Tiess, Gnter. General and International Mineral Policy: Focus: Europe. Springer Vienna, 2011. https://doi.org/10.1007/978-3-211-89005-9.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.