1. Adam , P. 1976 Plant sociology and habitat factors in British saltmarshes Ph.D. thesis University of Cambridge
2. On the phytosociological status of Juncus maritimus on British saltmarshes;Adam;Vegetatio,1977
3. Geographical variation in British saltmarsh vegetation;Adam;Journal of Ecology,1978
4. The Cambridgeshire Saltmarsh;Adam;Nature in Cambridgeshire,1978
5. Plant communities of the Island of Arran, Scotland;Adam;New Phytologist,1977