Kalambo Falls prehistoric site - Clark, J. Desmond, 1916- (John Desmond) (London : Cambridge U.P., 1969)
http://www.loc.gov/catdir/description/cam022/68025084.htmlhttp://www.loc.gov- /catdir/toc/cam022/68025084.html
http://www.loc.gov/catdir/description/cam022/68025084.htmlhttp://www.loc.gov- /catdir/toc/cam022/68025084.html.
Keywords: Kalahari Desert. - !Kung (African people)