Faegri, Knut. <br/><br/>
Textbook of pollen analysis   
by Knut Faegri, Peter Euvil Kaland, Knut Krzywinski. 
 - 4th 
 - Chichester  J-W  1989 
 - x, 328p. 
<br/><br/><label>ISBN: </label>0471921785 
<br/><br/><label>Dewey Class. No.: </label>582.1304463  / N891