Allen, Gwen,  <br/><br/>
Mengenal tumbuhan tak berbunga 

 - 64 pages :   colour illustrations ;   21 cm 
<br/><br/> Bibliography : pages 64 ; Includes indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptogamas.
<br/><br/><label>Dewey Class. No.: </label>586