| STT | Tên file | Thể loại | Kích thước | Ngày |
|---|---|---|---|---|
| 1981 | Level C lesson 64.pdf | 150.83 KB | 2019-03-26 | |
| 1982 | Level A lesson 37.pdf | 148.06 KB | 2019-03-26 | |
| 1983 | Level A lesson 26.pdf | 147.97 KB | 2019-03-26 | |
| 1984 | Level B lesson 5.pdf | 145.14 KB | 2019-03-26 | |
| 1985 | Level C lesson 78.pdf | 146.54 KB | 2019-03-26 | |
| 1986 | Level C lesson 76.pdf | 146.64 KB | 2019-03-26 | |
| 1987 | Economics in One Lesson.pdf | 681.39 KB | 2019-03-26 | |
| 1988 | Part 4 - Lesson 5.MP4 | MP4 | 7.28 MB | 2015-09-09 |
| 1989 | Part 4 - Lesson 2.MP4 | MP4 | 2.73 MB | 2015-09-09 |
| 1990 | Part 3 - Lesson 1.MP4 | MP4 | 6.32 MB | 2015-09-09 |
| 1991 | Part 4 - Lesson 1.MP4 | MP4 | 3.32 MB | 2015-09-09 |
| 1992 | Part 3 - Lesson 2.MP4 | MP4 | 2.49 MB | 2015-09-09 |
| 1993 | Part 4 - Lesson 6.MP4 | MP4 | 7.32 MB | 2015-09-09 |
| 1994 | Part 4 - Lesson 4.MP4 | MP4 | 5.89 MB | 2015-09-09 |
| 1995 | Part 4 - Lesson 3.MP4 | MP4 | 6.52 MB | 2015-09-09 |
| 1996 | Part 3 - Lesson 4.MP4 | MP4 | 4.19 MB | 2015-09-09 |
| 1997 | Part 3 - Lesson 5.MP4 | MP4 | 2.95 MB | 2015-09-09 |
| 1998 | Part 3 - Lesson 6.MP4 | MP4 | 2.39 MB | 2015-09-09 |
| 1999 | Part 3 - Lesson 3.MP4 | MP4 | 6.33 MB | 2015-09-09 |
| 2000 | Part 2 - Lesson 3.MP4 | MP4 | 2.88 MB | 2015-09-09 |