共 7 条
- [1] HANUSHEK EA, 1977, STATISTICAL METHODS
- [2] NETER J, 1974, APPLIED LINEAR STATI
- [3] *US BUR CENS, 1974, 1972 CENS GOV
- [4] *US BUR CENS, 1971, 1970 CENS HOUS
- [5] *US BUR LAB STAT, 1967, 3 STAND LIV URB FAM
- [6] *US BUR LAB STAT, 1977, AUT 1976 URB FAM BUD
- [7] WILKERSON M, 1960, MON LABOR REV, V83, P1078