Semialignment and Western security. Taylor & Francis. 1986. ISBN 0-7099-1951-4. Project Crested Ice: A joint Danish-American report on the crash near Thule
内部安全法令(新加坡)(英语:Internal Security Act (Singapore)) 新加坡LGBT权益 新加坡游行示威活动(英语:Public demonstrations in Singapore) 本條目含有部份來自美國國會圖書館的國家研究資料。這些資料由美國聯邦政府於公共領域出版。 2009 Human Rights
Survey (页面存档备份,存于互联网档案馆), annual Human Rights First report on the prevalence of hate crimes in the Organization for Security and Co-operation in Europe region