"Regulpati, Madhavrav" <br/><br/>
Chand-vigyan  v.1990 

 - Hyderabad  Geeta Prakash  1990 
 - 144p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>������ ���ڳ��
<br/><br/><label>Dewey Class. No.: </label>H 491.435 REG