Nau, Jim <br/><br/>
Ball perennial manual :  propagation and production / 
by Jim Nau 
 - Batavia, Ill. :  Ball Publishing,  1996 
 - 487 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography : p. 475-478. 
<br/><br/><label>ISBN: </label>1883052106  RM271.70 
<br/><br/><label>LCCN: </label>95-20481 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Perennials--Handbooks, manual etc.<br/>Floriculture--Handbooks, manuals, etc.