↑ Dixee R. Bartholomew - Feis, "OSS và Hồ Chí Minh - Đồng minh bất ngờ trong cuộc chiến chống phát xít Nhật", bản dịch tiếng Việt của Lương Lê Giang.
↑ B. Diễm and D. Chanoff, In the Jaws of History, page 102,, Indiana University Press (ngày 22 tháng 6 năm 1999)
↑ The Assassination of Ngo Dinh Diem, Peter Kross, The HistoryNet.com, October 2004, trích: "On October 3, however, Conein made contact with General Minh, who told him that a new coup was in the offing and asked for American support if it succeeded. In their discussion Minh revealed that the plan included the assassinations of both Diem and Nhu."
↑ Vietnam: The Ten Thousand Day War, Episode 5: Assassination, Michael Maclear, CBC Television, 1980
1 2 The Assassination of Ngo Dinh Diem, Peter Kross, The HistoryNet.com, October 2004, trích: "In Saigon, Conein met secretly with General Don, one of the coup plotters, telling him that the United States was opposed to any assassinations. The general responded, All right, you don't like it, we won't talk about it anymore."
↑ Trần Văn Đôn (1989). Việt Nam nhân chứng,, trang 211, California: Nhà xuất bản Xuân Thu
