Sonnevend, Julia
Stories without borders: the Berlin Wall and the making of global iconic event
Oxford University Press, 2016
 eBooks
Berlin : in Brief
editor, Wolfgang Kruse
Press and Information Office of Land Berlin, 1979
 Buku Teks SO
Berlin, Normand
Eugene O'Neill / Normand Berlin
Macmillan Education, 1988
 Buku Teks SO
Gray, John
Isalah Berlin/John Gray
HarperCollins , 1995
 Buku Teks SO
Wanrau, Gerhard
Berlin stadt der theater
Berlin Henschel verlag 1957
 Buku Teks