| Type |  Book |
| ชื่อเรื่อง | Digital rights management : technological, economic, legal and political aspects / Eberhard Becker ... [et al.] |
| ISBN | 3540404651 (pbk. : alk. paper) |
| พิมพลักษณ์ | Berlin : Springer, c2003 |
| รูปเล่ม | xi, 805 p. ; 24 cm |
| หัวเรื่อง | Computer security --United States [] |
| | Copyright and electronic data processing --United States [] |
| | Data protection --United States [] |
| | Internet --United States [] |