APA (7th ed.) Citation

Bernard, F., Gage, T., & Downshire, W. H. Copies of letters from Governor Bernard, &c., to the Earl of Hillsborough.

Chicago Style (17th ed.) Citation

Bernard, Francis, Thomas Gage, and Wills Hill Downshire. Copies of Letters from Governor Bernard, &c., to the Earl of Hillsborough.

MLA (9th ed.) Citation

Bernard, Francis, et al. Copies of Letters from Governor Bernard, &c., to the Earl of Hillsborough.