關於「Cia world factbook singapore」標籤，搜尋引擎有相關的訊息討論：

Singapore - The World Factbook - CIAwww.cia.gov › the-world-factbook › countries › singaporeCIA - The World Factbook -- Singaporeuser.iiasa.ac.at › ~marek › fbook › geosSingapore | World Factbookrelief.unboundmedicine.com › The-World-Factbook › all2020, CIA World Factbook - Sin