Indian Journal Of Hist. Of Sci. 

 - New Delhi  Nat. Inst. Scie. Ind.  1972 
 - 156 
 - PTS. 1-2 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Am251:N6
<br/><br/><label>Dewey Class. No.: </label>Am251:N6  / J6.6