Panggabean, D. T. ;. R. (1993). Chiwriter Versi 3.15. Andi Offset.
Chicago Style (17th ed.) CitationPanggabean, David Tirtatanoe ; Ronny. Chiwriter Versi 3.15. Andi Offset, 1993.
MLA (8th ed.) CitationPanggabean, David Tirtatanoe ; Ronny. Chiwriter Versi 3.15. Andi Offset, 1993.
Warning: These citations may not always be 100% accurate.