Open University Course Team. (1974). Ecology.Block C. Individuals and communities. Open university.
Chicago Edition CitationOpen University Course Team. Ecology.Block C. Individuals and Communities. Open university, 1974.
MLA Edition CitationOpen University Course Team. Ecology.Block C. Individuals and Communities. Open university, 1974.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.