APA (7th ed.) Citation

(2008). An XPS study of tarnishing of a gold mask from a pre-Columbian culture.

Chicago Style (17th ed.) Citation

An XPS Study of Tarnishing of a Gold Mask from a Pre-Columbian Culture. 2008.

MLA (8th ed.) Citation

An XPS Study of Tarnishing of a Gold Mask from a Pre-Columbian Culture. 2008.

Warning: These citations may not always be 100% accurate.