National chemical laboratory Poona, 1967-68. 

 - New Delhi   CSIR           1970 
 - xii,143p.  cm. 
<br/><br/> Appendices :93-143p. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(E).23156.N70<N67r, L0