SIMORANGKIR, J. (1979). Hak Cipta Lanjutan. Djambatan.
Chicago Style (17th ed.) CitationSIMORANGKIR, J.C.T. Hak Cipta Lanjutan. Djambatan, 1979.
MLA (8th ed.) CitationSIMORANGKIR, J.C.T. Hak Cipta Lanjutan. Djambatan, 1979.
Warning: These citations may not always be 100% accurate.