Simorangkir, J. (1973). Hak cipta. Djambatan.
Chicago Style (17th ed.) CitationSimorangkir, J.C.T. Hak Cipta. Djambatan, 1973.
MLA (8th ed.) CitationSimorangkir, J.C.T. Hak Cipta. Djambatan, 1973.
Warning: These citations may not always be 100% accurate.