Packham, J.R., Randall, R.E., Barnes R.S.K. & Neal, A. Ecology & geomorphology of coastal shingle

Packham, J.R. & Willis, A.J. 1997.Ecology of dunes, salt marsh and shingle. Chapman and Hall, London. van der Maarel, E. (ed.) 1993–1997.Ecosystems of the World, Vol. 2 Dry coastal ecosystems, 2A. Polar regions and Europe (1993); 2B.Africa, America, Asia and Oceania (1993); 2C.General aspects (1997). Elsevier, Amsterdam. Packham, J.R., Randall, R.E., Barnes R.S.K. & Neal, A. Ecology & geomorphology of coastal shingle 2001. xxii + 459 ▭pp. Westbury Academic and Scientific Publishing, Otley. ISBN 1-84103-007-4