@misc{2770,
  author = {Stirtz, Timothy},
  title  = {A grammar of Gaahmg, a Nilo-Saharan language of Sudan. Rijksuniversiteit te Leiden doctoral dissertation.; Bender, Marvin Lionel and Malik Agaar Ayre. 1980. Preliminary Gaam-English-Gaam dictionary (Ingessana). Carbondale IL: Carbondale, IL: Southern Illinois Univ.},
  year   = {2012}
}