Snell, Foster Dee. <br/><br/>
Commercial methods of analysis / 
by Foster Dee Snell and Frank M. Biffen. 
 - Rev. ed. 
 - New York :  Chemical,  c1964. 
 - ix, 753 p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry, Analytical.