博佩尔 & 方政. 闪击波兰: The Attack on Poland. 京华出版社.
Chicago Style (17th ed.) Citation博佩尔 and 方政. 闪击波兰: The Attack on Poland. 京华出版社.
MLA (8th ed.) Citation博佩尔 and 方政. 闪击波兰: The Attack on Poland. 京华出版社.
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