Penn, James R.Encyclopedia of geographical features in world historyEurope and the AmericasSanta Barbara, Calif.; ABC-Clio 1997Online editions:archive.org/details/encyclopediaofge00pennLanguageenglishKeywordsAmericaEuropeUniform titleEncyclopedia of geographical features in world historyAuthority Data (Author)GND: 1056218223VIAF: 44470984
