Systematics and conservation evaluation. 

 - XXVI, 438 p.  ill. 
 - The Systematics association special volume  50 .
<br/><br/><label>ISBN: </label>0-19-857771-0  hardback 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biodiversity conservation--Congresses.<br/>Biology--Classification--Congresses.<br/>zv systematics & taxonomy