Ludwig, E. (1931). Trois titans: Michel-Angel-Rembrandt-Beethoven. Payot.
Chicago Style (17th ed.) CitationLudwig, Emil. Trois Titans: Michel-Angel-Rembrandt-Beethoven. Paris: Payot, 1931.
MLA (9th ed.) CitationLudwig, Emil. Trois Titans: Michel-Angel-Rembrandt-Beethoven. Payot, 1931.