APA (7th ed.) Citation

Heidenstam, V. v., & Stork, C. W. (1920). The Charles men. The American-Scandanavian foundation; [etc., etc.].

Chicago Style (17th ed.) Citation

Heidenstam, Verner von, and Charles Wharton Stork. The Charles Men. New York: The American-Scandanavian foundation; [etc., etc.], 1920.

MLA (9th ed.) Citation

Heidenstam, Verner von, and Charles Wharton Stork. The Charles Men. The American-Scandanavian foundation; [etc., etc.], 1920.