Knox, R. Bruce <br/><br/>
Pollen and allergy 

 - London :  Edward Arnold,  1979. 
 - 59p.;  ill.;  22cm 
<br/><br/><label>ISBN: </label>0-7131-2736-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants
<br/><br/><label>Dewey Class. No.: </label>582.0463  / KNO