Harley, J. L. <br/><br/>
The biology of mycorrhiza / 
by J. L. Harley. 
 - 2nd ed. 
 - London :  Leonard Hill,  c1969. 
 - xxii, 334 p., 15 plates :  ill. 
 - Plant science monographs .
<br/><br/><label>ISBN: </label>024944111x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mycorrhizas.