Karl Esser <br/><br/>
Cryptogams : Cyanobacteria , algae , fungi, lichens 

 - Cambridge  Cambridge University Press  1982 
 - 610p 
<br/><br/>Karl Esser: Cryptogams : Cyanobacteria , algae , fungi, lichens.  Cambridge.  Cambridge University Press, 1982. 0-521-23621-5--(586ESS)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-521-23621-5 
<br/><br/><label>Dewey Class. No.: </label>586  / ESS