The Sabang freeport and the free trade zone as institutional means in performing the tasks of public and co-operative economy. - Ibrahim, Abdullah; Ibrahim Abdullah. The deevelopment potential of the Sabang Freeport and Free Trade Zone. ([Sabang] Savang Free Trade Zone and Freeport, 1972)
With: The development potential of the Sabang Freeport and the Free Trade Zone / prepared by Ibrahim Abdullah & Ibrahim Hasa. -- [Sabang, Indonesia] : Board of Management of the Sabang Freeport and Free Trade Zone, 1971 -- 26, [15] p.
Keywords: Free ports and zones -- Indonesia -- Sabang (Sumatera).