Chiến tranh hóa học

Tìm hiểu về cuộc chiến tranh hóa học ở Việt Nam:

http://d1.scribdassets.com/ScribdViewer.swf

Posted on May 14, 2010, in Con số - Sự kiện, Dẫn xuất Halogen and tagged . Bookmark the permalink. Leave a comment.

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