Proceedings of the Third International Symposium on Littorinid Biology, Dale Fort Field Centre, Wales, 5-12 September 1990
Grahame, J.; Mill, P.J.; Reid, D.G. (Ed.) (1992). Proceedings of the Third International Symposium on Littorinid Biology, Dale Fort Field Centre, Wales, 5-12 September 1990. Malacological Society of London: London. ISBN 0952039001. 324 pp.
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