Hiley, Rachel, Rachel Gray & Thom and Retsema. 2015. A Sociolinguistic Profile of the Biage Language Group, Papua New Guinea, Oro Province. SIL Electronic Survey Reports 2015-011.
@misc{1166,
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}
}