Cita APA (7a ed.)

Hekler, A. (1912). Greek & Roman portraits. Hacker Art Books.

Cita Chicago Style (17a ed.)

Hekler, Anton. Greek & Roman Portraits. New York: Hacker Art Books, 1912.

Cita MLA (9a ed.)

Hekler, Anton. Greek & Roman Portraits. Hacker Art Books, 1912.