| Type |  Book |
| ชื่อเรื่อง | Teaching and learning at a distance : what it takes to effectively design, deliver, and evaluate programs / Thomas E. Cyrs, editor |
| ISBN | 0787998842 |
| พิมพลักษณ์ | San Francisco : Jossey-Bass, c1997 |
| รูปเล่ม | 125 p. ; 21 cm |
| หัวเรื่อง | Distance education --United States [] |
| | Education technology |
| | Telecommunication in education |
| | Telephone in education |
| | Television in education |
| | University extension |