Dennis, R. L. H. (1992). The Ecology of butterflies in Britain. Oxford ; New York: Oxford University Press.
Petikan Gaya ChicagoDennis, Roger L. H. The Ecology of Butterflies in Britain. Oxford ; New York: Oxford University Press, 1992.
Petikan MLADennis, Roger L. H. The Ecology of Butterflies in Britain. Oxford ; New York: Oxford University Press, 1992.
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