APA (7th ed.) Citation

Gannon, C. E., & Waters, R. E. (2021). 1636: Calabar's war. Baen.

Chicago Style (17th ed.) Citation

Gannon, Charles E., and Robert E. Waters. 1636: Calabar's War. Riverdale, NY: Baen, 2021.

MLA (8th ed.) Citation

Gannon, Charles E., and Robert E. Waters. 1636: Calabar's War. Baen, 2021.

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