Bridges, J. H. (1976). The life & work of Roger Bacon: An introduction to the Opus majus. Richwood Pub. Co..
Chicago Style (17th ed.) CitationBridges, John Henry. The Life & Work of Roger Bacon: An Introduction to the Opus Majus. Merrick, N.Y.: Richwood Pub. Co., 1976.
MLA citiranjeBridges, John Henry. The Life & Work of Roger Bacon: An Introduction to the Opus Majus. Richwood Pub. Co., 1976.
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