St. Francis of Assisi and nature : tradition and innovation in Western Christian attitudes toward the environment - SORRELL, Roger D. (Roger Darrell), 1954- (New York : Oxford University Press, 1988)
Includes index.
Bibliography: p. 185-194.
Keywords: Francis, -- of Assisi, Saint, -- 1182-1226.; Nature -- Religious aspects -- Christianity -- History of doctrines -- Middle Ages, 600-1500.