Singh, P N; Bhatt, G P <br/><br/>
College botany, Vol.1: Algae, fungi, bacteria and viruses 

 -  Rastogi Publications, Meerut 
 - 430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>581  SIN-C.1