Gaya APA

Nababan, P. (1981). A Grammar of Toba-Batak . Canberra: Departmen of LinguisticsResearch chool of Pacific Sudies The Australian University.

Gaya MLA

Nababan, P.W.J.. "A Grammar of Toba-Batak". Canberra: Departmen of LinguisticsResearch chool of Pacific Sudies The Australian University, 1981. Buku Teks.