Chu Chien anh hoi chut , dang dinh hoc chut du toan ma nhieu loai phan mem du toan qua ko bit len dung cai nao .chu cho anh mach anh voi ? suc nguoi co han ma .hihih [img][You must be registered and logged in to see this link.] [img][You must be registered and logged in to see this link.] [img][You must be registered and logged in to see this link.] [img][You must be registered and logged in to see this link.]
chu co tai lieu j hay ve no cho anh it nhe.thanks
chu co tai lieu j hay ve no cho anh it nhe.thanks