Gilson, Etienne From Aristotle to Darwin and Back Again: a journey in final causality, species, and evolution/ Gilson, Etienne , 3032 ISBN: 0-7220-3517-9 Subjects--Topical Terms: Fixism|Bergsonism|Teleology|Mechanism|Biophilosophy|Darwin Dewey Class. No.: 576.8/GIL/F