Camus, Josephine M.  <br/><br/>
A world of ferns / 
Josephine M. Camus, A Clive Jermy and Barr A. Thomas. 
 - London :  Natural History Museum,  c1991. 
 - 112 p.:  ill. 
<br/><br/><label>ISBN: </label>05650111200 98705650111208 
<br/><br/><label>Dewey Class. No.: </label>587.3