| [1] |
|
|
Authors:
Journal: ;
ISSN: ;
Year: 2014
|
| [2] |
|
|
Authors:
Journal: ;
ISSN: ;
Year: 2014
|
| [3] |
|
|
Authors: Nguyen Thi Thu Hanh
Journal: Vinh University;
ISSN: ;
Year: 2014
|
| [4] |
|
|
Authors: Pham thi Huyen
Journal: vinh university;
ISSN: ;
Year: 2014
|
| [5] |
|
|
Authors: Bui Van Dung, Nguyen Hoai Nam, Hoang Thi Thuy Van
Journal: Vinh University;
ISSN: ;
Year: 2014
|
| [6] |
|
|
Authors: Nguyen Thi Huong - Le cong Phuong
Journal: Nha XB giao duc;
ISSN: ;
Year: 2014
|
| [7] |
|
|
Authors:
Journal: Vietnam Education;
ISSN: ;
Year: 2010
|
| [8] |
|
|
Authors: Nguyễn Đăng Bằng, Nguyễn Thị Minh Phượng
Journal: Nhà xuất bản Thống kê;
ISSN: 519-2009/CXB/27-12/TK ;
Year: 2009
|
