APA (7th ed.) Citation

Seligman, E. R. A. (1918). Who is the twentieth century Mandeville? s.n.

Chicago Style (17th ed.) Citation

Seligman, Edwin R. A. Who Is the Twentieth Century Mandeville? S.l: s.n, 1918.

MLA (9th ed.) Citation

Seligman, Edwin R. A. Who Is the Twentieth Century Mandeville? s.n, 1918.