Nababan, P. W. J. 1981. A Grammar of Toba-Batak. (Pacific Linguistics, Series D, 37.) Canberra: Australian National University.
@book{Nababan-1981, address = {Canberra}, author = {Nababan, P. W. J.}, publisher = {Australian National University}, series = {Pacific Linguistics, Series D}, title = {A Grammar of Toba-Batak}, volume = {37}, year = {1981}, iso_code = {bbc}, olac_field = {phonetics; syntax; general_linguistics; phonology; morphology; semantics; typology}, wals_code = {bto} }