Ludwig, E., & Vieira, t. M. (196). Beethoven (4.ª ed.). Editorial Aster.
Chicago Style (17th ed.) CitationLudwig, Emil, and trad. Maria Vieira. Beethoven. 4.ª ed. Editorial Aster, 196.
MLA (8th ed.) CitationLudwig, Emil, and trad. Maria Vieira. Beethoven. 4.ª ed. Editorial Aster, 196.
Warning: These citations may not always be 100% accurate.