Collin, P. H. (1995). Dictionary of ecology and the environment (3rd ed.). Middlesex: Peter Collin Publishing.
Παραπομπή Chicago StyleCollin, P. H. Dictionary of Ecology and the Environment. 3rd ed. Middlesex: Peter Collin Publishing, 1995.
Παραπομπή MLACollin, P. H. Dictionary of Ecology and the Environment. 3rd ed. Middlesex: Peter Collin Publishing, 1995.
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