Universitas Cenderawasih, Summer Institute of Linguistics, & Thimbwat, E. (1979). [Berik language series]. Universitas Cenderawasih : Summer Institute of Linguistics.
Chicago-viite (17. p.)Universitas Cenderawasih, Summer Institute of Linguistics, ja Esau Thimbwat. [Berik Language Series]. [Jayapura?]: Universitas Cenderawasih : Summer Institute of Linguistics, 1979.
MLA-viite (8. p.)Universitas Cenderawasih, et al. [Berik Language Series]. Universitas Cenderawasih : Summer Institute of Linguistics, 1979.
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