Whittaker, R. H. (1975). Communities and ecosystems (2.). Mac Millan Company.
Chicago Edition CitationWhittaker, Robert H. Communities and Ecosystems. 2. New York: Mac Millan Company, 1975.
Deismireacht MLAWhittaker, Robert H. Communities and Ecosystems. 2. Mac Millan Company, 1975.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.