Columbia subject headings:
Harvard subject headings:
Authors, German--19th century--Drug use.
Authors, German--20th century--Drug use.
Drinking of alcoholic beverages in literature.
Drug abuse in literature.
Trakl, Georg, 1887-1914--Drug use.
Princeton subject headings:
Authors, German--19th century--Drug use.
Authors, German--20th century--Drug use.
Drinking of alcoholic beverages in literature.
Drug abuse in literature.
Trakl, Georg, 1887-1914--Drug use.