Gregory P H <br/><br/>
Microbiology of the atmosphere 
Gregory P H 
 - 2 
 - Bucks  Leonard Hill          1973 
 - xxi, 377p.  cm. 
 - Plant science monographs .
<br/><br/><label>Standard No.: </label>45449 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Microbial ecology<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G91:558, K1;L3