Sidjabat, W. (1982). Ahu Si Singamangaraja/ W.B. Sidjabat. Jakarta : Sinar Harapan.
Chicago Style (17th ed.) CitationSidjabat, W.B. Ahu Si Singamangaraja/ W.B. Sidjabat. Jakarta : Sinar Harapan, 1982.
MLA (8th ed.) CitationSidjabat, W.B. Ahu Si Singamangaraja/ W.B. Sidjabat. Jakarta : Sinar Harapan, 1982.
Warning: These citations may not always be 100% accurate.