APA (7th ed.) Citation

Guerber, H. A. d. (1986). The Norsemen. Avenel Books.

Chicago Style (17th ed.) Citation

Guerber, Helene Adeline d.1929. The Norsemen. New York: Avenel Books, 1986.

MLA (9th ed.) Citation

Guerber, Helene Adeline d.1929. The Norsemen. Avenel Books, 1986.