Bonniejean Christensen, Ph.D. was Professor of English at the University of North Dakota.
- 1969: Beowulf and The Hobbit: Elegy Into Fantasy in J.R.R. Tolkien's Creative Technique (Ph.D. dissertation)
- 1970: Bulletin of Bibliography
- (July-September, #3): "J.R.R. Tolkien: A Bibliography"
- 1973: Orcrist #7
- "Tolkien's Creative Technique: Beowulf and The Hobbit"
- 1975: A Tolkien Compass (edited by Jared Lobdell)
- "Gollum's Character Transformation in The Hobbit"
- 1978: Tolkien Scrapbook (edited by Alida Becker)
- "A Tolkien Bibiliography"