APA (7 ম সংস্করণ) উদ্ধৃতি

O'Day, J. E. (2004). The ring of truth: Truth and wisdom in J.R.R. Tolkien's The lord of the rings. Xulon Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

O'Day, Joseph E. The Ring of Truth: Truth and Wisdom in J.R.R. Tolkien's The Lord of the Rings. [Longwood, FL]: Xulon Press, 2004.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

O'Day, Joseph E. The Ring of Truth: Truth and Wisdom in J.R.R. Tolkien's The Lord of the Rings. Xulon Press, 2004.