vnexpress.net/Customize/De-thi/2007/Khoi-A/De_Toan_A.pdf
vnexpress.net/Customize/De-thi/2007/Khoi-A/Huong_dan_giai_Toan.pdf
media.tuoitre.com.vn/download/Tailieu/TuyenSinh/2007/dapanTHPTlan2/Toan/DeCtToanKpb.pdf
media.tuoitre.com.vn/download/Tailieu/TuyenSinh/2007/Toankhongphanban-de/DeCtToanKpb.pdf
www.saigonnews.vn/others/document1062_toankhoiD122.pdf
http://www.thuvienkhoahoc.com/dethi/images/De_thi_hoc_ky_II_mon_toan12_THPTchuyenHaLong.doc
Monday, September 10, 2007
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