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Oxford University Press
> Bernard Kettlewell
Bernard Kettlewell
title
ISBN-13
(ISBN-10)
year of publication
The Evolution of Melanism: The Study of a Recurring Necessity, with Special Reference to Industrial Melanism in the Lepidoptera
978-O-19-85737O-8
(O-19-85737O-7)
1973
Bernard Keuck und Manfred Tophoven