Khan, R.M.,  1980, <br/><br/>
Astronomy 
by R.m.Khan 
 - 5th ed. 
 - Kolkata:  Shreedhar Prakashani,  1980. 
 - 203p.:  20cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>ASTRONOMY.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy & allied scie~ces
<br/><br/><label>Dewey Class. No.: </label>520  / KHA