Chao cac ban. Mong rang quyen sach nay se rat co ich cho cac ban quan tam ve cac chi tieu trong moi truong nuoc. Xin gioi thieu cung cac ban quyen sach Handbook of Water Analysis, Second Edition. Cac ban co the download theo link sau: http://www.fileserve.com/file/5azdQpU Xin cam on cac ban.:24h_008: