Gruffydd, Bodfan. <br/><br/>
Tree form, size and colour :  a guide to selection, planting and design / 
Bodfan Gruffydd. 
 - London :  E.& F.N. Spon,  1987. 
 - 243 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trees.<br/>Landscape architecture