Association of official agriculture Development <br/><br/>
Changes in Official Methods of Analysis Made at the Seventy-Fifth  Annual Meeting, October 30 and 31 and November 1, 1961  

 -  Association of official agriculture Development, 
 - 24p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Official Methods,<br/>Analysis
<br/><br/><label>Dewey Class. No.: </label>543.24  / CHA