APA引文

Opie, R. (2002). The Royal scrapbook. New Cavendish.

芝加哥风格引文

Opie, Robert. The Royal Scrapbook. London: New Cavendish, 2002.

MLA引文

Opie, Robert. The Royal Scrapbook. New Cavendish, 2002.

警告：这些引文格式不一定是100％准确.