R.M. Koentjaraningrat, 1923-1999
Some social-anthropological observations on gotong rojong practices in two villages of Central Java
Southeast Asia Program Cornell University, 1961
 Buku Teks
A Vocabulary of Central Mindanao Manobo
Philippines: The Summer Institute of Linguistics, 1954
 Buku Teks
Hoogervorst, Tom Gunnar
Some introductory notes on the development and characteristics of sabah malay
Faculty of Humanities University of Indonesia, 2011
 Artikel Jurnal
Lugton, Robert C.
American topics: a reading-vocabulary text for speakers of English as a second language / Robert C. Lugton
Prentice-Hall, 1978
 Buku Teks SO
Josselin de Jong, J.P.B. de
Wetan fieldnotes:some eastern Indonesian texts with linguistic notes and a vocabulary
Foris Publications, 1987
 Buku Teks