From Ethnologue : Code: bkl, Pop: 1200, Status: population declining, Script: Latin, Location: Indonesia. Based on a skim of the grammar sketch  it looks largely agglutinating with some fusional tendencies (jila ~ jalbili, nasona ~ nasbawena verb conjugation).
Language Archives (collection of resources) 
SIL  (CC BY-NC-SA 4.0)
Daniel knows the people who did the Bible translation.
None found (likely none to find).
Swadesh list:  (CC BY 3.0)
Lexicon:  (requested from ILL) (CC BY-NC-SA 4.0)
Lexicon: http://transnewguinea.org/language/berik ~500 words, (CC BY 4.0)
Scientific and Grammatical
A Grammatical Sketch of Berik  (CC BY-NC-SA 4.0)
A Preliminary Berik Phonology  (CC BY-NC-SA 4.0)
Preliminary analysis of Berik clause and clause root types  (requested from ILL, Daniel has PDF) (CC BY-NC-SA 4.0)
Some counting systems of Irian Jaya  (CC BY-NC-SA 4.0)
Bible  (all rights reserved? maybe try contacting SIL or the Westrums?)
SIL lists some phrasebooks, do we want to try to get these? If so, see also