Esterhammer, A. Nineteenth-Century Modernities in an Age of Cosmopolitanism: Language and Cultural Difference in the Work of the Humboldt Brothers / Angela Esterhammer. Other modernisms in an age of globalization.(2002).

Esterhammer, Angela. "Nineteenth-Century Modernities in an Age of Cosmopolitanism: Language and Cultural Difference in the Work of the Humboldt Brothers / Angela Esterhammer." Other Modernisms in an Age of Globalization.(2002) .

Esterhammer, Angela. "Nineteenth-Century Modernities in an Age of Cosmopolitanism: Language and Cultural Difference in the Work of the Humboldt Brothers / Angela Esterhammer." Other Modernisms in an Age of Globalization.(2002), .