Khan, M. <br/><br/>
Algae today  M. Khanforeword by, Y.S.R.K. Sarma. 

 - 2nd ed. 
 - Dehradun  Bishen Singh Mahendra Pal Singh  1983 
 - xv, 253p., ill. 22cm. 
<br/><br/><label>Dewey Class. No.: </label>589.3,  / K55A