Universitas Cenderawasih, Summer Institute of Linguistics, & Thimbwat, E. (1979). [Berik language series]. Universitas Cenderawasih : Summer Institute of Linguistics.
Stile di citazione ChicagoUniversitas Cenderawasih, Summer Institute of Linguistics, e Esau Thimbwat. [Berik Language Series]. [Jayapura?]: Universitas Cenderawasih : Summer Institute of Linguistics, 1979.
Citazione MLAUniversitas Cenderawasih, et al. [Berik Language Series]. Universitas Cenderawasih : Summer Institute of Linguistics, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.