Sabah Padi Board

• A Socio-economic survey of proposed Timbang Batu Irrigation Scheme (district of Kota Marudu, State of Sabah)
• A Socioeconomic study of proposed Tandek Irrigation Scheme (district of Kota Marudu, State of Sabah)
• Sample survey on padi production, main crop, 1977 (districts of Papar and Tuaran