Royal Opera House (London, England), & Victoria and Albert Museum. (1971). Covent Garden: 25 years of opera and ballet, Royal Opera House. Shenval Press.
芝加哥风格引文Royal Opera House (London, England), 与 Victoria and Albert Museum. Covent Garden: 25 Years of Opera and Ballet, Royal Opera House. London: Shenval Press, 1971.
MLA引文Royal Opera House (London, England), 与 Victoria and Albert Museum. Covent Garden: 25 Years of Opera and Ballet, Royal Opera House. Shenval Press, 1971.
警告：这些引文格式不一定是100％准确.