Directory of book trade in India 
edited by Jai Kishore Sharma 
 - New Delhi  National Guide Books Syndicate  1973 
 - 647p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Book Trade
<br/><br/><label>Universal Decimal Class. No.: </label>655.5  / SHA