Pal, B. P. <br/><br/>
Charophyta 

 - New Delhi  Indian Council of Agricultural Research  1962 
 - 129p.  22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algae
<br/><br/><label>LC Class. No.: </label>QK569.C47C4