C.N.E.B. Inc. <br/><br/>
Bibliography of the literature on The Minor Elements and Their Relation to Plant and Animal nutrition  A Dictionary of Indian Raw Materials and Industrial Product 

 - New York  Chilean Nitrate Educational Bureau, Inc.  1953 
 - 117 
 -  3 .
<br/><br/><label>Dewey Class. No.: </label>016.546/In211B