Harley, K.I.S. <br/><br/>
Biological control of weeds :  a handbook for practitioners and students / 
K.L.S Harley and I.W. Forno. 
 - xi, 74 pages :  illustrations ;  24 cm. 
<br/><br/>References : page 61-67. 
<br/><br/><label>ISBN: </label>0909605742  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weeds--Biological control.