1. Cocoa Beans — Chocolate Manufacturers' Quality Requirements,1984
2. Progress towards an integrated control programme for the cocoa pod borer Acrocercops cramerella (Snellen) in Sabah;Day;MAPPS Newsletter,1983
3. Control of the Cocoa Pod Borer (Conopomorpha cramerella);Day,1985
4. Effect of cocoa pod borer Acrocercops cramerella Snellen on yield and bean size;Lim,1986
5. Control of the cocoa pod borer (Acrocercops cramerella);Mumford,1986