Ryan, J. S. (2009). Tolkien's view: Windows into his world. Walking Tree Publishers.
Citace podle Chicago (17th ed.)Ryan, J. S. Tolkien's View: Windows into His World. Zurich: Walking Tree Publishers, 2009.
Citace podle MLA (8th ed.)Ryan, J. S. Tolkien's View: Windows into His World. Walking Tree Publishers, 2009.
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