APA引文

Swann, D., & Tolkien, J. R. R. (1992). Bilbo's last song. Albert House Press.

Chicago Style (17th ed.) Citation

Swann, Donald, and J. R. R. Tolkien. Bilbo's Last Song. London: Albert House Press, 1992.

MLA引文

Swann, Donald, and J. R. R. Tolkien. Bilbo's Last Song. Albert House Press, 1992.