Willard, Hobart Hurd,   1881- <br/><br/>
Instrumental methods of analysis /  
by Hobart H. Willard, Lynne L. Merritt and John A. Dean. 
 - 2nd ed. 
 - Toronto :   Van Nostrand,   1951. 
 - 344 p. :   il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Análise instrumental.
<br/><br/><label>Dewey Class. No.: </label>543.07