Official methods of analysis of the association of official agricultural chemists / 

 - 8th ed. 
 - Washington :  Association of Official Agricultural Chemist,  1955. 
 - xvi, 1008 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Laboratory techniques in chemistry
<br/><br/><label>Dewey Class. No.: </label>630 OFF