Stevenson 2009

Stevenson, Roland C. 2009. Tira and Otoro: Two Kordofanian grammars. Ruediger Koppe.

@book{1374_otr,
  author    = {Stevenson, Roland C.},
  publisher = {Ruediger Koppe},
  title     = {Tira and Otoro: Two Kordofanian grammars},
  year      = {2009}
}