SWINGLE, H.S <br/><br/>
Methods of Analysis for Waters,Organic Matter, and Pond Bottom Soils used in Fis 

 - [S.l.]  [s.n.]  1969 
 - 119 p. 
<br/><br/><label>ISBN: </label>96942 
<br/><br/><label>Dewey Class. No.: </label>639.2072  / SWI