Smart, W.M.. <br/><br/>
Text book on spherical Astronomy /  

 - 6th edn /  
 - New Delhi :   Vikas Publishing House ,   1998 
 - 431p :  
<br/><br/><label>ISBN: </label>0-7069-08911-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B9:5  / L;2