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Robert_H._Smith_(lớp_tàu_khu_trục)Liên quan
Robert Oppenheimer Robert Lewandowski Roberto Carlos Robert Downey Jr. Roberto Baggio Roberto Mancini Robert Pattinson Robert Pirès Roberto Firmino Robert SánchezTài liệu tham khảo
WikiPedia: Robert_H._Smith_(lớp_tàu_khu_trục) http://books.google.com/?id=bJBMBvyQ83EC http://www.navweaps.com/Weapons/WAMUS_Mines.htm http://destroyerhistory.org/sumner-gearingclass/dm... http://www.navsource.org/archives/05idx.htm //www.worldcat.org/oclc/18121784 https://commons.wikimedia.org/wiki/Category:Robert...