Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. (1992). Directory of research and development projects in agriculture, forestry and natural resources in the Philippines: Program year 1992 on-going and completed by commodity. Management Information Services Division, PCARRD.
Chicago-viite (17. p.)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. Directory of Research and Development Projects in Agriculture, Forestry and Natural Resources in the Philippines: Program Year 1992 On-going and Completed by Commodity. Los Banos, Laguna: Management Information Services Division, PCARRD, 1992.
MLA-viite (9. p.)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. Directory of Research and Development Projects in Agriculture, Forestry and Natural Resources in the Philippines: Program Year 1992 On-going and Completed by Commodity. Management Information Services Division, PCARRD, 1992.