Francis of Assisi's canticle of the creatures : a modern spiritual path /

by Allen, Paul M., Allen, Joan deRis, 1931-
Published 1996

O svatém Františku /

by Neubauer, Zdeněk, 1942-2016
Published 2006

St. Francis of Assisi and nature : tradition and innovation in Western Christian attitudes toward the environment /

by Sorrell, Roger D. 1954-
Published 1988