Isaac and Johnson 2007

Isaac, Kendall & Eric Johnson. 2007. A sociolinguistic survey of the language varieties of the Doba area of Chad: Bebot, Bedjond, Gor, and Mango. SIL Electronic Survey Reports 2007-015. 55.

@misc{6454,
  author = {Isaac, Kendall and Johnson, Eric},
  title  = {A sociolinguistic survey of the language varieties of the Doba area of Chad: Bebot, Bedjond, Gor, and Mango. SIL Electronic Survey Reports 2007-015. 55.},
  year   = {2007}
}