River channel changes /
edited by K.J. Gregory.
- Chichester : Wiley, 1977
'Based on papers presented at a symposium organised by the British Geomorphological Research Group during the annual conference of the Institute of British Geographers at Lanchester Polytechnic in Jan. 1976'. 'A publication of the British Geomorphological Research Group'. - 'A Wiley-Interscience publication'