Willard, Hobart H.; Merritt, Lynne L.; Dean, John A. & Settle, Frank A. <br/><br/>
Instrumental methods of analysis 

 - 6th ed 
 - CBS Publishers & Distributors,  New Delhi  1986 
 - xxiv,1030 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>543