Deka,Ramchandra. <br/><br/>
Prathmik Jyotibijnan 
by Ramchandra Deka 
 - 1st Ed.   Rep. 
 - Guwahati:  Guwahati University,  1984. 
 - 224p.:  15cm. 
<br/><br/><label>Subjects--Index Terms: </label>Astronomy & allied scie~ces,Mathematics 
<br/><br/><label>Dewey Class. No.: </label>520