WIDJAJARSO, B. (1983). Statistik Bongkar Muat Barang di pelabuhan Indonesia (cargo loading and unloading at ports in Indonesia) 1981. Biro Pusat Statistik.
Chicago Style (17th ed.) CitationWIDJAJARSO, Bambang. Statistik Bongkar Muat Barang Di Pelabuhan Indonesia (cargo Loading and Unloading at Ports in Indonesia) 1981. Biro Pusat Statistik, 1983.
MLA (8th ed.) CitationWIDJAJARSO, Bambang. Statistik Bongkar Muat Barang Di Pelabuhan Indonesia (cargo Loading and Unloading at Ports in Indonesia) 1981. Biro Pusat Statistik, 1983.
Warning: These citations may not always be 100% accurate.