APA (7th ed.) Citation

Ludwig & Mayer Schriftgiesserei. (1955). Firmin Didot: Rebirth of an 18th century classic typeface. Ludwig & Mayer Typefoundry.

Chicago Style (17th ed.) Citation

Ludwig & Mayer Schriftgiesserei. Firmin Didot: Rebirth of an 18th Century Classic Typeface. Frankfurt am Main, West Germany: Ludwig & Mayer Typefoundry, 1955.

MLA (9th ed.) Citation

Ludwig & Mayer Schriftgiesserei. Firmin Didot: Rebirth of an 18th Century Classic Typeface. Ludwig & Mayer Typefoundry, 1955.