Chopra, G. L. <br/><br/>
A textbook of algae : for BSc students of Pakistan universities with 246 illustrations 
/ G. L. Chopra 
 - Lahore :  Unique Publishers,  1969 
 - iv, 300 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>589.3  / C549