Projek central forest spine (CFS) koridor ekologi, Gerik Perak Darul Ridzuan : Final Design Report 

 - Perak : Perunding HJRS ,  2013 
 - Various paging, illust, 28 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Forest and forestry--Perak<br/>Ecology--Perak