Tài liệu tham khảo

WikiPedia: Khu_chứng_tích_Sơn_Mỹ http://www.crimelibrary.com/notorious_murders/mass... http://sucsongmoi.com.vn/khachmoi-giaitri/Gapgongu... http://tuoitre.com.vn/Tianyon/Index.aspx?ArticleID... http://www.tuoitre.com.vn/Tianyon/Index.aspx?Topic... http://www.cinet.gov.vn/vanhoa/0005/0001/index.htm http://quangngai.gov.vn/quangngai/tiengviet/bangti... http://www.quangngai.gov.vn/quangngai/tiengviet/To... http://www.quangngai.gov.vn/quangngai/tiengviet/ba... http://www.quangngai.gov.vn/quangngai/tiengviet/ba... http://www.quangngai.gov.vn/quangngai/tiengviet/ba...