(1973). Catalogue of Philippine scientific and technological studies: Agriculture. National Science Development Board.
芝加哥风格引文Catalogue of Philippine Scientific and Technological Studies: Agriculture. Manile: National Science Development Board, 1973.
MLA引文Catalogue of Philippine Scientific and Technological Studies: Agriculture. National Science Development Board, 1973.
警告：这些引文格式不一定是100％准确.