Metz, H. C. (1989). Libya: A country study. Washington, D.C: The Division: For sale by the Supt of Docs,U.S.G.P.O..
استشهاد بنمط شيكاغوMetz, Helen Chapin. Libya: A Country Study. Washington, D.C: The Division: For sale by the Supt of Docs,U.S.G.P.O., 1989.
MLA استشهادMetz, Helen Chapin. Libya: A Country Study. Washington, D.C: The Division: For sale by the Supt of Docs,U.S.G.P.O., 1989.
