Previously released as a compact disc.
Program notes in French and English ([12] p. : ill.) inserted in original container.
Titles on program notes: Polyphonies vocales des Pygmees Mbenzele = The vocal polyphonies of the Mbenzele pygmies.
Vocal music of the Mbenzele pygmies, Central African Republic.
Electronic reproduction. Alexandria, VA : Alexander Street Press, 2009. (Contemporary world music). Available via World Wide Web.