Beisner, R. L. (1968). Twelve against empire: The anti-imperialists, 1898-1900 (First edition.). McGraw-Hill.
Chicago Style aipamenaBeisner, Robert L. Twelve Against Empire: The Anti-imperialists, 1898-1900. First edition. New York: McGraw-Hill, 1968.
MLA aipamenaBeisner, Robert L. Twelve Against Empire: The Anti-imperialists, 1898-1900. First edition. McGraw-Hill, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.