Hollow n.d.

Hollow, Robert Charles. n.d. A Mandan dictionary. Ph.D. dissertation, University of California at Berkeley.; Mixco, Mauricio J. 1997. Mandan (Languages of the World/Materials 159). München: Lincom.

@misc{5222,
  author = {Hollow, Robert Charles},
  title  = {A Mandan dictionary. Ph.D. dissertation, University of California at Berkeley.; Mixco, Mauricio J. 1997. Mandan (Languages of the World/Materials 159). München: Lincom.},
  year   = {n.d.}
}