Columbia subject headings:
Berlin (Germany)--Comic books, strips, etc.
Berlin Wall, Berlin, Germany, 1961-1989--Comic books, strips, etc.
Germany (East)--Comic books, strips, etc.
Graphic novels.
Political refugees--Germany (East)--Biography--Comic books, strips, etc.
Schwartz, Simon, 1982---Comic books, strips, etc.
Harvard subject headings:
Berlin (Germany)--Comic books, strips, etc.
Berlin Wall, Berlin, Germany, 1961-1989--Comic books, strips, etc.
Germany (East)--Comic books, strips, etc.
Political refugees--Germany (East)--Biography--Comic books, strips, etc.
Schwartz, Simon, 1982---Comic books, strips, etc.
Princeton subject headings:
Berlin (Germany)--Comic books, strips, etc.
Berlin Wall, Berlin, Germany, 1961-1989--Comic books, strips, etc.
Comics (Graphic works)
Graphic novels.
Political refugees--Germany (East)--Biography--Comic books, strips, etc.
Schwartz, Simon, 1982---Biography--Comic books, strips, etc.