(1959). Eastern underground activity against West Berlin. Senator for the Interior.
Chicagoスタイル(17版)引用形式Eastern Underground Activity Against West Berlin. Berlin-Wilmersdorf: Senator for the Interior, 1959.
MLA(8版)引用形式Eastern Underground Activity Against West Berlin. Senator for the Interior, 1959.
警告: この引用は必ずしも正確ではありません.