共 18 条
- [1] BAUGHMAN JC, 1971, THESIS CASE WESTERN
- [2] Bradford SC., 1950, DOCUMENTATION
- [3] BROADUS RN, 1967, AM SOCIOL, V2, P19
- [5] BROWN JS, 1969, AM SOCIOL, V4, P283
- [6] COLE J, 1971, AM SOCIOL, V6, P23
- [7] FRIIS T, 1955, S AFRICAN LIBRARIES, V23, P12
- [8] AN INDIRECT METHOD OF INFORMATION RETRIEVAL [J]. INFORMATION STORAGE AND RETRIEVAL, 1968, 4 (04): : 361 - &
- [9] Kaplan A., 1964, CONDUCT INQUIRY METH
- [10] LIN N, 1969, AM SOCIOL, V4, P47