Niles, John D. (1997). "Chapter 1: Introduction: Beowulf, Truth, and Meaning". In Bjork, Robert E.; Niles, John D. (eds.). A Beowulf Handbook(Paperback). Lincoln: University of Nebraska Press. pp. 1–12. ISBN9780803212374. OCLC35262500. Retrieved 11 February 2015.
Niles, John D. (1997). "Chapter 1: Introduction: Beowulf, Truth, and Meaning". In Bjork, Robert E.; Niles, John D. (eds.). A Beowulf Handbook(Paperback). Lincoln: University of Nebraska Press. pp. 1–12. ISBN9780803212374. OCLC35262500. Retrieved 11 February 2015.