The labors of the datoe, and other essays on the Bataks of Asahan (North Sumatra) - Bartlett, Harley Harris, 1886-1960. (Ann Arbor : Center for South and Southeast Asian Studies, University of Michigan, 1973)
Includes bibliographies.
Keywords: Bartlett, Harley Harris, -- 1886 - 1960; Batak (Indonesian people).; Batak language -- Glossaries, vocabularies, etc