Sri Lanka. Department of Agriculture <br/><br/>
Sri Lanka Agriculture Magazine - Vol. 37 No. 1, 1993 ( Horticulture Exhibition ) 
Sri Lanka. Department of Agriculture 
 - Peradeniya  Department of Agriculture 
<br/><br/> Landscaping exhibition 
<br/><br/><label>Dewey Class. No.: </label>630.5  / SRI