APA引文

Gelber, B. Ludwig van Beethoven: The sonatas for piano vol.II.

芝加哥风格引文

Gelber, Bruno. Ludwig Van Beethoven: The Sonatas for Piano Vol.II.

MLA引文

Gelber, Bruno. Ludwig Van Beethoven: The Sonatas for Piano Vol.II.

警告：这些引文格式不一定是100％准确.