APA (7th ed.) Citation

Anderson, P., & Anderson, K. (1986). The king of Ys, Roma Mater. Baen Books.

Chicago Style (17th ed.) Citation

Anderson, Poul, and Karen Anderson. The King of Ys, Roma Mater. New York: Baen Books, 1986.

MLA (9th ed.) Citation

Anderson, Poul, and Karen Anderson. The King of Ys, Roma Mater. Baen Books, 1986.