Elton, C. S. (1972). The ecology of invasions by animals and plants. Methuen and Co Ltd.
Citazione stile Chigago Style (17a edizione)Elton, Charles S. The Ecology of Invasions by Animals and Plants. London: Methuen and Co Ltd, 1972.
Citatione MLA (9a ed.)Elton, Charles S. The Ecology of Invasions by Animals and Plants. Methuen and Co Ltd, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.