Columbia subject headings:
Comparative literature--English and German.
Comparative literature--German and English.
Twain, Mark, 1835-1910.
Harvard subject headings:
Comparative literature--English and German
Comparative literature--German and English.
Twain, Mark, 1835-1910
Princeton subject headings:
American literature--Appreciation--Germany.
Books and reading--Germany--History.
Criticism--Germany--History.
Twain, Mark, 1835-1910--Appreciation--Germany.