@inbook {3786,
	title = {Sticta},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {865-867},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {James, P.W. and Purvis, O.W.}
}
@inbook {2392,
	title = {The morphological and taxonomic significance of cephalodia},
	booktitle = {Lichenology: Progress and Problems (Brown, D.H., Hawksworth, D.L. \& Bailey, R.H., eds)},
	year = {1976},
	pages = {27-77},
	publisher = {Academic Press},
	organization = {Academic Press},
	address = {London etc.},
	author = {James, P.W. and Henssen, A.}
}
@inbook {2390,
	title = {Lichen communities in the British Isles: a preliminary conspectus},
	booktitle = {Lichen Ecology (ed. Seaward, M.R.D.)},
	year = {1977},
	pages = {295-413},
	publisher = {Academic Press},
	organization = {Academic Press},
	address = {London etc.},
	author = {James, P.W. and Hawksworth, D.L. and Rose, F.}
}
