Venkatraman, R <br/><br/>
History of science and technology / 
by R Venkatraman 
 - 1st ed. 
 - Madras :  Ennes publications,  1988. 
 - 278p. : 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>509  / VEN/H