Allen, B. (1989). Germany East: Dissent and opposition. Black rose books.
Chicagoスタイル(17版)引用形式Allen, Bruce. Germany East: Dissent and Opposition. New York: Black rose books, 1989.
MLA(9版)引用形式Allen, Bruce. Germany East: Dissent and Opposition. Black rose books, 1989.
警告: この引用は必ずしも正確ではありません.