Panduan penanaman dan pemprosesan koko 

 - Kuala Lumpur :  Berita Publishing,  1990. 
 - 135 pages :  illustrations ;  25 cm. 
 - Siri panduan tanaman. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cacao--Breeding.<br/>Cocoa processing.