Columbia subject headings:
Harvard subject headings:
Astronomers--Austria--Bibliography.
Austria--Bibliography.
Chemists--Austria--Bibliography.
Geologists--Austria--Bibliography.
Mathematicians--Austria--Bibliography.
Physicists--Austria--Bibliography.
Science--Austria--Bibliography.
Science--Austria--Bio-bibliography.
Surveyors--Austria--Bibliography.
Princeton subject headings:
Science--Austria--Bibliography.
Science--Austria--Bio-bibliography.