Unesco. Principal Regional Office for Asia and the Pacific. (1989). Resources for chemistry learning and teaching. Unesco.
Chicago Style (17th ed.) CitationUnesco. Principal Regional Office for Asia and the Pacific. Resources for Chemistry Learning and Teaching. Bangkok: Unesco, 1989.
MLA引文Unesco. Principal Regional Office for Asia and the Pacific. Resources for Chemistry Learning and Teaching. Unesco, 1989.
警告:這些引文格式不一定是100%准確.