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

 - 7th ed 
 - CBS Publishers & Distributors Pvt. Ltd., New Delhi  1986 
 - xxi,895 
<br/><br/><label>Dewey Class. No.: </label>543 Wil