APA引文

Tolkien, J. (1991). The hobbit: Or there and back again. Grafton.

芝加哥风格引文

Tolkien, J.R.R. The Hobbit: Or There and Back Again. London: Grafton, 1991.

MLA引文

Tolkien, J.R.R. The Hobbit: Or There and Back Again. Grafton, 1991.

警告：这些引文格式不一定是100％准确.