J.R.R. Tolkien. (1991). The Hobbit: The Prelude to The Lord of the Rings. Harper Collins Publishers.
Chicagoスタイル(17版)引用形式J.R.R. Tolkien. The Hobbit: The Prelude to The Lord of the Rings. Great Britain: Harper Collins Publishers, 1991.
MLA(9版)引用形式J.R.R. Tolkien. The Hobbit: The Prelude to The Lord of the Rings. Harper Collins Publishers, 1991.
警告: この引用は必ずしも正確ではありません.