共 50 条
- [43] THE ROLE OF UNITED-STATES-GOVERNMENT IN INTERNATIONAL COPYRIGHT PROTECTION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1994, 208 : 11 - CINF
- [48] United States government publications as sources of information for libraries LIBRARY QUARTERLY, 1931, 1 (03): : 359 - 360
- [49] United States government publications: sources of information for libraries LIBRARY QUARTERLY, 1941, 11 (03): : 372 - 375