De Wit Toke <br/><br/>
Epiphytic lichens and air pollution in the Netherlands 

 - Netherlands  Vanduz Gantner Verlag         1976 
 - 225p.  cm. 
 - Bibliotheca lichenologica; 5 .
<br/><br/><label>Standard No.: </label>50990 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Lichen<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I270aL:558.596, L6