Werum, Marcus <br/><br/>
Iconographia diatomologica 
by Marcus Werum; Horst Lange-Bertalot 
 - Germany  A.R.G. Gantner Verlag K.G  2004 
 - 480p 
<br/><br/> Includes illustrations 
<br/><br/><label>ISBN: </label>3906166147 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology-Hydrology-Taxonomy
<br/><br/><label>Dewey Class. No.: </label>579.85 WER