APA (7th ed.) Citation

Ludwig, E., & Vieira, t. M. (196). Beethoven (4.ª ed.). Editorial Aster.

Chicago Style (17th ed.) Citation

Ludwig, Emil, and trad. Maria Vieira. Beethoven. 4.ª ed. Editorial Aster, 196.

MLA (8th ed.) Citation

Ludwig, Emil, and trad. Maria Vieira. Beethoven. 4.ª ed. Editorial Aster, 196.

Warning: These citations may not always be 100% accurate.