Gregory, Philip Herries. <br/><br/>
The microbiology of the atmosphere / 
[by] P. H. Gregory. 
 - 2nd ed. 
 - London :  L. Hill,  1973. 
 - xxi, 377p. :  ill. ;  24 cm. 
 - Plant science monographs. .
<br/><br/>Includes bibliography: (p. 309-346) and indexes. 
<br/><br/><label>ISBN: </label>0249441101 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Microbiology.<br/>Palynology.
<br/><br/><label>Dewey Class. No.: </label>579.17  / GRM 1973