APA (7th ed.) Citation

Raleigh, W., Digges, D., & Sheeres, H. A discourse of sea-ports: Principally of the port and haven of Dover.

Chicago Style (17th ed.) Citation

Raleigh, Walter, Dudley Digges, and Henry Sheeres. A Discourse of Sea-ports: Principally of the Port and Haven of Dover.

MLA (9th ed.) Citation

Raleigh, Walter, et al. A Discourse of Sea-ports: Principally of the Port and Haven of Dover.