@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.}
}
