Dhir, K.K. <br/><br/>
Ferns of North-Western Himalayas v.1  K.K. Dhir. 

 - Vaduz Germany  J. Cramer  1980 
 - 158p., ill. 21cm. 
<br/><br/><label>ISBN: </label>0-7682-1222-x. 
<br/><br/><label>Dewey Class. No.: </label>587.310954,  / D39F