APA-viite (7. p.)

Ryan, J. S. (2009). Tolkien's view: Windows into his world. Walking Tree Publishers.

Chicago-viite (17. p.)

Ryan, J. S. Tolkien's View: Windows into His World. Zurich: Walking Tree Publishers, 2009.

MLA-viite (8. p.)

Ryan, J. S. Tolkien's View: Windows into His World. Walking Tree Publishers, 2009.