APA (7th ed.) Citation

Ravel, O. (1928). The "colts" of Ambracia. American Numismatic Soc.

Chicago Style (17th ed.) Citation

Ravel, Oscar. The "Colts" of Ambracia. New York: American Numismatic Soc, 1928.

MLA (9th ed.) Citation

Ravel, Oscar. The "Colts" of Ambracia. American Numismatic Soc, 1928.