APA引文

Tolkien, J. R. R., & Tolkien, C. (2007). The children of Hurin. HarperCollins Publishers.

芝加哥风格引文

Tolkien, J. R. R., 与 Christopher Tolkien. The Children of Hurin. Hammersmith, London: HarperCollins Publishers, 2007.

MLA引文

Tolkien, J. R. R., 与 Christopher Tolkien. The Children of Hurin. HarperCollins Publishers, 2007.

警告：这些引文格式不一定是100％准确.