Gold Bulletin. Springer International Publishing.
Chicago Style aipamenaGold Bulletin. Springer International Publishing.
MLA aipamenaGold Bulletin. Springer International Publishing.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Gold Bulletin. Springer International Publishing.
Chicago Style aipamenaGold Bulletin. Springer International Publishing.
MLA aipamenaGold Bulletin. Springer International Publishing.