Indonesia. (1978). Umpasa ni Simalungun: Pantun Simalungun. Depdikbud.
Chicago Style (17th ed.) CitationIndonesia. Umpasa Ni Simalungun: Pantun Simalungun. Depdikbud, 1978.
MLA (8th ed.) CitationIndonesia. Umpasa Ni Simalungun: Pantun Simalungun. Depdikbud, 1978.
Warning: These citations may not always be 100% accurate.