APA (7th ed.) Citation

Alpass, C., Alpass, C., & Wilshaw, P. (2008). The properties of nitrogen in silicon.

Chicago Style (17th ed.) Citation

Alpass, C., Charles Alpass, and P. Wilshaw. The Properties of Nitrogen in Silicon. 2008.

MLA (9th ed.) Citation

Alpass, C., et al. The Properties of Nitrogen in Silicon. 2008.