Hiley et al. 2015

Hiley and Rachel and Gray, Rachel and and Retsema, Thom. 2015. A Sociolinguistic Profile of the Biage Language Group, Papua New Guinea, Oro Province. SIL Electronic Survey Reports 2015-011.

@misc{1025,
  author = {Hiley and Rachel and Gray, Rachel and  and Retsema, Thom},
  title  = {A Sociolinguistic Profile of the Biage Language Group, Papua New Guinea, Oro Province. SIL Electronic Survey Reports 2015-011.},
  year   = {2015}
}