Columbia subject headings:
Barlach, Ernst, 1870-1938--Knowledge and learning.
Barlach, Ernst, 1870-1938--Political and social views.
Language and languages.
Sociolinguistics in literature.
Harvard subject headings:
Barlach, Ernst, 1870-1938--Knowledge--Language and languages.
Barlach, Ernst, 1870-1938--Political and social views.
Sociolinguistics in literature.
Princeton subject headings:
Barlach, Ernst, 1870-1938--Knowledge--Language and languages.
Barlach, Ernst, 1870-1938--Political and social views.
Sociolinguistics in literature.