The Powdery mildews 
/ edited by D. M. Spencer 
 - London  Academic Press  1978 
 - xix, 565 p. : ill. ; 24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0126568502 
<br/><br/><label>LCCN: </label>77-092827 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Powdery mildew diseases<br/>Erysiphaceae