APA (7th ed.) Citation

Boyle, R. W., Alexander, W. M., & Aslin, G. E. M. (1975). Some observations on the solubility of gold.

Chicago Style (17th ed.) Citation

Boyle, Robert William, W. M. Alexander, and G. E. M. Aslin. Some Observations on the Solubility of Gold. Ottawa, 1975.

MLA (9th ed.) Citation

Boyle, Robert William, et al. Some Observations on the Solubility of Gold. 1975.