Lenihan John Biological environment IX Lenihan John; Fletcher Willean W - Glasgow Blackie 1979 - xii,164p cm. - Environment and man 9 . Bibiliography chapterwise ISBN: euro 795 Source: 17255, 20/10/1987, Heritage General Book Subjects--Topical Terms: Sociomery Dewey Class. No.: Y:(G:55), L9