Understanding Soviet naval developments / prepared at the direction of the Chief of Naval Operations by the Director of Naval Intelligence (OP-009) and the Chief of Information (OP-007).
Edition
4th ed., Jan. 1981.
Published
Washington, D.C. : Office of the Chief of Naval Operations, Dept. of the Navy : For sale by the Supt. of Docs., U.S. G.P.O., 1981.