Golden treasury of science and technology 

 - 2nd ed. 
 - New Delhi  Publications and Information Directorate  1993 
 - 360p.  ill.  29cm 
<br/><br/><label>ISBN: </label>8172360630  Rs.150 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and technology                --Dictionaries and encyclopedias
<br/><br/><label>Dewey Class. No.: </label>503  / GOL