共 50 条
- [1] PHOTOGRAPHIC REPRODUCTION AND COPYRIGHT [J]. UNESCO BULLETIN FOR LIBRARIES, 1963, 17 (04): : 224 - 241
- [8] COPYRIGHT AND THE REPRODUCTION OF PUBLISHED MATERIALS [J]. UNESCO BULLETIN FOR LIBRARIES, 1957, 11 (2-3): : 48 - 52
- [9] INTERNATIONAL ASPECTS OF COPYRIGHT [J]. PROCEEDINGS OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE, 1972, 9 : 169 - 174