Unesco National Training Workshop on the Enhancement Literacy (STL) for Out-of-School Youth (1999 : Diliman, Quezon City, Philippines), & Unesco. Principal Regional Office for Asia and the Pacific. (1999). National training workshop on the enhancement of Science and Technology Literacy (STL) for out-of-school youth, University of the Philippines Institute for Science and Mathematics Education Development, Diliman, Quezon City, Philippines 22-24 November 1999. Unesco.
Chicago-referens (17:e uppl.)Unesco National Training Workshop on the Enhancement Literacy (STL) for Out-of-School Youth (1999 : Diliman, Quezon City, Philippines), och Unesco. Principal Regional Office for Asia and the Pacific. National Training Workshop on the Enhancement of Science and Technology Literacy (STL) for Out-of-school Youth, University of the Philippines Institute for Science and Mathematics Education Development, Diliman, Quezon City, Philippines 22-24 November 1999. Bangkok, Thailand: Unesco, 1999.
MLA-referens (9:e uppl.)Unesco National Training Workshop on the Enhancement Literacy (STL) for Out-of-School Youth (1999 : Diliman, Quezon City, Philippines), och Unesco. Principal Regional Office for Asia and the Pacific. National Training Workshop on the Enhancement of Science and Technology Literacy (STL) for Out-of-school Youth, University of the Philippines Institute for Science and Mathematics Education Development, Diliman, Quezon City, Philippines 22-24 November 1999. Unesco, 1999.