Unesco. Regional Office for Education in Asia and the Pacific. (1981). Instructional materials development. Unesco.
芝加哥风格引文Unesco. Regional Office for Education in Asia and the Pacific. Instructional Materials Development. Bangkok: Unesco, 1981.
MLA引文Unesco. Regional Office for Education in Asia and the Pacific. Instructional Materials Development. Unesco, 1981.
警告：这些引文格式不一定是100％准确.