Lichenology : progress and problems : proceedings of an international symposium held at the University of Bristol / 
edited by D.H. Brown, D.L. Hawksworth and R.H. Bailey. 
 - London ; New York :  London ; New York :  Published for the Systematics Association and the British Lichen Society by Academic Press,  1976. 
 - Special volume - Systematics Association ; no. 8 .
 - Systematics Association special volume ;  no. 8. .
<br/><br/> Sponsored jointly by the Systematics Association and the British Lichen Society; held in April 1974. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0121367509 
<br/><br/><label>LCCN: </label>75019618 //r85 
<br/><br/><label>Nat. Bib. No.: </label>GB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lichens -- Congresses.--Lichens -- Congresses.
<br/><br/><label>LC Class. No.: </label>QK583  / .L54 
<br/><br/><label>Dewey Class. No.: </label>589/.1