PIERSMA T (1992) Book reviews: Davidson, N.C. ... (et al.), Nature conservation and estuaries in Great Britain, 1991. LIMOSA 65 (1): 36-36.

DAVIDSON N. C., D'A. LAFFOLEY D., DOODY J. P., WAY L. S., KEY R., DRAKE C. M., PIENKOWSKI M. W., MITCHELL R. & DUFF K. L. 1991. Nature conservation and estuaries in Great Britain. Nature Conservancy Council, Peterborough. 422 p. ISBN 0.86139.708.8.

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