郭海东. (2009). 谁搞垮了美国: Who defeated US. 朝华出版社 中国商业出版社.
Dyfyniad Arddull Chicago郭海东. 谁搞垮了美国: Who Defeated US. 朝华出版社 中国商业出版社, 2009.
Dyfyniad MLA郭海东. 谁搞垮了美国: Who Defeated US. 朝华出版社 中国商业出版社, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.